Home / 7,243,623.40-10,865,435.10-5,564,007.40

Finding the Fourth Proportional to 7,243,623.40, 10,865,435.10 and 5,564,007.40

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Solution

The fourth proportional to 7,243,623.40, 10,865,435.10 and 5,564,007.40 is: 8,346,011.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,623.40 : 10,865,435.10 = 5,564,007.40 : x
  2. Step 2: Convert to fraction form
    7,243,623.40/10,865,435.10 = 5,564,007.40/x
  3. Step 3: Cross multiply
    7,243,623.40x = 10,865,435.10 × 5,564,007.40
  4. Step 4: Simplify right side
    7,243,623.40x = 60,455,361,300,619.74
  5. Step 5: Solve for x
    x = 60,455,361,300,619.74/7,243,623.40
  6. Step 6: Final answer
    x = 8,346,011.10

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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.