Home / 42,395,537.60-63,518,656.80-34,781,278.40

Finding the Fourth Proportional to 42,395,537.60, 63,518,656.80 and 34,781,278.40

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Solution

The fourth proportional to 42,395,537.60, 63,518,656.80 and 34,781,278.40 is: 52,110,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,395,537.60 : 63,518,656.80 = 34,781,278.40 : x
  2. Step 2: Convert to fraction form
    42,395,537.60/63,518,656.80 = 34,781,278.40/x
  3. Step 3: Cross multiply
    42,395,537.60x = 63,518,656.80 × 34,781,278.40
  4. Step 4: Simplify right side
    42,395,537.60x = 2,209,260,085,754,853
  5. Step 5: Solve for x
    x = 2,209,260,085,754,853/42,395,537.60
  6. Step 6: Final answer
    x = 52,110,675.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.