Home / 22,711,312.60-34,066,968.90-20,957,557.30

Finding the Fourth Proportional to 22,711,312.60, 34,066,968.90 and 20,957,557.30

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Solution

The fourth proportional to 22,711,312.60, 34,066,968.90 and 20,957,557.30 is: 31,436,335.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,711,312.60 : 34,066,968.90 = 20,957,557.30 : x
  2. Step 2: Convert to fraction form
    22,711,312.60/34,066,968.90 = 20,957,557.30/x
  3. Step 3: Cross multiply
    22,711,312.60x = 34,066,968.90 × 20,957,557.30
  4. Step 4: Simplify right side
    22,711,312.60x = 713,960,452,759,068
  5. Step 5: Solve for x
    x = 713,960,452,759,068/22,711,312.60
  6. Step 6: Final answer
    x = 31,436,335.95

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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.