Home / 47,337,620.40-71,001,181.80-38,803,071.60

Finding the Fourth Proportional to 47,337,620.40, 71,001,181.80 and 38,803,071.60

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Solution

The fourth proportional to 47,337,620.40, 71,001,181.80 and 38,803,071.60 is: 58,200,304.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,337,620.40 : 71,001,181.80 = 38,803,071.60 : x
  2. Step 2: Convert to fraction form
    47,337,620.40/71,001,181.80 = 38,803,071.60/x
  3. Step 3: Cross multiply
    47,337,620.40x = 71,001,181.80 × 38,803,071.60
  4. Step 4: Simplify right side
    47,337,620.40x = 2,755,063,941,070,017
  5. Step 5: Solve for x
    x = 2,755,063,941,070,017/47,337,620.40
  6. Step 6: Final answer
    x = 58,200,304.91

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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.