Home / 15,779,134.60-23,668,701.90-8,976,689.80

Finding the Fourth Proportional to 15,779,134.60, 23,668,701.90 and 8,976,689.80

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Solution

The fourth proportional to 15,779,134.60, 23,668,701.90 and 8,976,689.80 is: 13,465,034.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,779,134.60 : 23,668,701.90 = 8,976,689.80 : x
  2. Step 2: Convert to fraction form
    15,779,134.60/23,668,701.90 = 8,976,689.80/x
  3. Step 3: Cross multiply
    15,779,134.60x = 23,668,701.90 × 8,976,689.80
  4. Step 4: Simplify right side
    15,779,134.60x = 212,466,594,924,970.62
  5. Step 5: Solve for x
    x = 212,466,594,924,970.62/15,779,134.60
  6. Step 6: Final answer
    x = 13,465,034.70

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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.