Home / 28,951,641.24-39,951,706-16,561,980.04

Finding the Fourth Proportional to 28,951,641.24, 39,951,706 and 16,561,980.04

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Solution

The fourth proportional to 28,951,641.24, 39,951,706 and 16,561,980.04 is: 22,854,640.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,951,641.24 : 39,951,706 = 16,561,980.04 : x
  2. Step 2: Convert to fraction form
    28,951,641.24/39,951,706 = 16,561,980.04/x
  3. Step 3: Cross multiply
    28,951,641.24x = 39,951,706 × 16,561,980.04
  4. Step 4: Simplify right side
    28,951,641.24x = 661,679,357,335,948.25
  5. Step 5: Solve for x
    x = 661,679,357,335,948.25/28,951,641.24
  6. Step 6: Final answer
    x = 22,854,640.67

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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.