Home / 52,305,116.11-72,179,248.98-28,781,453.02

Finding the Fourth Proportional to 52,305,116.11, 72,179,248.98 and 28,781,453.02

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Solution

The fourth proportional to 52,305,116.11, 72,179,248.98 and 28,781,453.02 is: 39,717,408.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,305,116.11 : 72,179,248.98 = 28,781,453.02 : x
  2. Step 2: Convert to fraction form
    52,305,116.11/72,179,248.98 = 28,781,453.02/x
  3. Step 3: Cross multiply
    52,305,116.11x = 72,179,248.98 × 28,781,453.02
  4. Step 4: Simplify right side
    52,305,116.11x = 2,077,423,663,752,547.75
  5. Step 5: Solve for x
    x = 2,077,423,663,752,547.75/52,305,116.11
  6. Step 6: Final answer
    x = 39,717,408.51

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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.