Home / 57,684,059.40-86,526,089.10-55,668,520.20

Finding the Fourth Proportional to 57,684,059.40, 86,526,089.10 and 55,668,520.20

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Solution

The fourth proportional to 57,684,059.40, 86,526,089.10 and 55,668,520.20 is: 83,502,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,684,059.40 : 86,526,089.10 = 55,668,520.20 : x
  2. Step 2: Convert to fraction form
    57,684,059.40/86,526,089.10 = 55,668,520.20/x
  3. Step 3: Cross multiply
    57,684,059.40x = 86,526,089.10 × 55,668,520.20
  4. Step 4: Simplify right side
    57,684,059.40x = 4,816,779,338,890,350
  5. Step 5: Solve for x
    x = 4,816,779,338,890,350/57,684,059.40
  6. Step 6: Final answer
    x = 83,502,780.30

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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.