Home / 57,255,729.90-85,854,175.65-16,860,965.10

Finding the Fourth Proportional to 57,255,729.90, 85,854,175.65 and 16,860,965.10

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Solution

The fourth proportional to 57,255,729.90, 85,854,175.65 and 16,860,965.10 is: 25,282,784.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,255,729.90 : 85,854,175.65 = 16,860,965.10 : x
  2. Step 2: Convert to fraction form
    57,255,729.90/85,854,175.65 = 16,860,965.10/x
  3. Step 3: Cross multiply
    57,255,729.90x = 85,854,175.65 × 16,860,965.10
  4. Step 4: Simplify right side
    57,255,729.90x = 1,447,584,259,323,920
  5. Step 5: Solve for x
    x = 1,447,584,259,323,920/57,255,729.90
  6. Step 6: Final answer
    x = 25,282,784.13

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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.