Home / 52,091,985.70-78,115,860.15-25,173,892.90

Finding the Fourth Proportional to 52,091,985.70, 78,115,860.15 and 25,173,892.90

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Solution

The fourth proportional to 52,091,985.70, 78,115,860.15 and 25,173,892.90 is: 37,750,150.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,091,985.70 : 78,115,860.15 = 25,173,892.90 : x
  2. Step 2: Convert to fraction form
    52,091,985.70/78,115,860.15 = 25,173,892.90/x
  3. Step 3: Cross multiply
    52,091,985.70x = 78,115,860.15 × 25,173,892.90
  4. Step 4: Simplify right side
    52,091,985.70x = 1,966,480,297,207,478
  5. Step 5: Solve for x
    x = 1,966,480,297,207,478/52,091,985.70
  6. Step 6: Final answer
    x = 37,750,150.45

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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.