Home / 21,340,154.63-32,016,225.54-8,569,627.40

Finding the Fourth Proportional to 21,340,154.63, 32,016,225.54 and 8,569,627.40

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Solution

The fourth proportional to 21,340,154.63, 32,016,225.54 and 8,569,627.40 is: 12,856,847.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,340,154.63 : 32,016,225.54 = 8,569,627.40 : x
  2. Step 2: Convert to fraction form
    21,340,154.63/32,016,225.54 = 8,569,627.40/x
  3. Step 3: Cross multiply
    21,340,154.63x = 32,016,225.54 × 8,569,627.40
  4. Step 4: Simplify right side
    21,340,154.63x = 274,367,123,712,204.34
  5. Step 5: Solve for x
    x = 274,367,123,712,204.34/21,340,154.63
  6. Step 6: Final answer
    x = 12,856,847.97

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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.