Home / 65,403,850-90,259,350.51-37,531,664.05

Finding the Fourth Proportional to 65,403,850, 90,259,350.51 and 37,531,664.05

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Solution

The fourth proportional to 65,403,850, 90,259,350.51 and 37,531,664.05 is: 51,794,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,403,850 : 90,259,350.51 = 37,531,664.05 : x
  2. Step 2: Convert to fraction form
    65,403,850/90,259,350.51 = 37,531,664.05/x
  3. Step 3: Cross multiply
    65,403,850x = 90,259,350.51 × 37,531,664.05
  4. Step 4: Simplify right side
    65,403,850x = 3,387,583,620,712,516
  5. Step 5: Solve for x
    x = 3,387,583,620,712,516/65,403,850
  6. Step 6: Final answer
    x = 51,794,865.60

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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.