Home / 12,007,470.77-16,570,443.34-6,500,965.62

Finding the Fourth Proportional to 12,007,470.77, 16,570,443.34 and 6,500,965.62

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Solution

The fourth proportional to 12,007,470.77, 16,570,443.34 and 6,500,965.62 is: 8,971,404.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,007,470.77 : 16,570,443.34 = 6,500,965.62 : x
  2. Step 2: Convert to fraction form
    12,007,470.77/16,570,443.34 = 6,500,965.62/x
  3. Step 3: Cross multiply
    12,007,470.77x = 16,570,443.34 × 6,500,965.62
  4. Step 4: Simplify right side
    12,007,470.77x = 107,723,882,531,763.34
  5. Step 5: Solve for x
    x = 107,723,882,531,763.34/12,007,470.77
  6. Step 6: Final answer
    x = 8,971,404.94

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.