Home / 14,656,278.60-21,984,417.90-13,309,961.40

Finding the Fourth Proportional to 14,656,278.60, 21,984,417.90 and 13,309,961.40

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Solution

The fourth proportional to 14,656,278.60, 21,984,417.90 and 13,309,961.40 is: 19,964,942.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,656,278.60 : 21,984,417.90 = 13,309,961.40 : x
  2. Step 2: Convert to fraction form
    14,656,278.60/21,984,417.90 = 13,309,961.40/x
  3. Step 3: Cross multiply
    14,656,278.60x = 21,984,417.90 × 13,309,961.40
  4. Step 4: Simplify right side
    14,656,278.60x = 292,611,753,650,469.06
  5. Step 5: Solve for x
    x = 292,611,753,650,469.06/14,656,278.60
  6. Step 6: Final answer
    x = 19,964,942.10

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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.