Home / 71,860,055.04-107,790,937.92-20,041,504.92

Finding the Fourth Proportional to 71,860,055.04, 107,790,937.92 and 20,041,504.92

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Solution

The fourth proportional to 71,860,055.04, 107,790,937.92 and 20,041,504.92 is: 30,062,495.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,860,055.04 : 107,790,937.92 = 20,041,504.92 : x
  2. Step 2: Convert to fraction form
    71,860,055.04/107,790,937.92 = 20,041,504.92/x
  3. Step 3: Cross multiply
    71,860,055.04x = 107,790,937.92 × 20,041,504.92
  4. Step 4: Simplify right side
    71,860,055.04x = 2,160,292,612,655,094.75
  5. Step 5: Solve for x
    x = 2,160,292,612,655,094.75/71,860,055.04
  6. Step 6: Final answer
    x = 30,062,495.94

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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.