Home / 12,411,497.60-18,617,246.40-10,769,206.40

Finding the Fourth Proportional to 12,411,497.60, 18,617,246.40 and 10,769,206.40

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Solution

The fourth proportional to 12,411,497.60, 18,617,246.40 and 10,769,206.40 is: 16,153,809.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,411,497.60 : 18,617,246.40 = 10,769,206.40 : x
  2. Step 2: Convert to fraction form
    12,411,497.60/18,617,246.40 = 10,769,206.40/x
  3. Step 3: Cross multiply
    12,411,497.60x = 18,617,246.40 × 10,769,206.40
  4. Step 4: Simplify right side
    12,411,497.60x = 200,492,969,081,256.94
  5. Step 5: Solve for x
    x = 200,492,969,081,256.94/12,411,497.60
  6. Step 6: Final answer
    x = 16,153,809.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.