Home / 35,453,862.32-48,930,091.50-20,781,856.52

Finding the Fourth Proportional to 35,453,862.32, 48,930,091.50 and 20,781,856.52

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Solution

The fourth proportional to 35,453,862.32, 48,930,091.50 and 20,781,856.52 is: 28,681,166.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,453,862.32 : 48,930,091.50 = 20,781,856.52 : x
  2. Step 2: Convert to fraction form
    35,453,862.32/48,930,091.50 = 20,781,856.52/x
  3. Step 3: Cross multiply
    35,453,862.32x = 48,930,091.50 × 20,781,856.52
  4. Step 4: Simplify right side
    35,453,862.32x = 1,016,858,141,063,471.50
  5. Step 5: Solve for x
    x = 1,016,858,141,063,471.50/35,453,862.32
  6. Step 6: Final answer
    x = 28,681,166.86

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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.