Home / 19,657,565.11-27,128,363.55-10,955,800.04

Finding the Fourth Proportional to 19,657,565.11, 27,128,363.55 and 10,955,800.04

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Solution

The fourth proportional to 19,657,565.11, 27,128,363.55 and 10,955,800.04 is: 15,119,518.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,657,565.11 : 27,128,363.55 = 10,955,800.04 : x
  2. Step 2: Convert to fraction form
    19,657,565.11/27,128,363.55 = 10,955,800.04/x
  3. Step 3: Cross multiply
    19,657,565.11x = 27,128,363.55 × 10,955,800.04
  4. Step 4: Simplify right side
    19,657,565.11x = 297,212,926,466,224.50
  5. Step 5: Solve for x
    x = 297,212,926,466,224.50/19,657,565.11
  6. Step 6: Final answer
    x = 15,119,518.87

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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.