Home / 22,569,895.14-31,155,989.78-15,237,659.84

Finding the Fourth Proportional to 22,569,895.14, 31,155,989.78 and 15,237,659.84

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Solution

The fourth proportional to 22,569,895.14, 31,155,989.78 and 15,237,659.84 is: 21,034,407.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,569,895.14 : 31,155,989.78 = 15,237,659.84 : x
  2. Step 2: Convert to fraction form
    22,569,895.14/31,155,989.78 = 15,237,659.84/x
  3. Step 3: Cross multiply
    22,569,895.14x = 31,155,989.78 × 15,237,659.84
  4. Step 4: Simplify right side
    22,569,895.14x = 474,744,374,246,156.44
  5. Step 5: Solve for x
    x = 474,744,374,246,156.44/22,569,895.14
  6. Step 6: Final answer
    x = 21,034,407.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.