Home / 15,088,996.49-20,823,318.12-8,474,750.53

Finding the Fourth Proportional to 15,088,996.49, 20,823,318.12 and 8,474,750.53

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Solution

The fourth proportional to 15,088,996.49, 20,823,318.12 and 8,474,750.53 is: 11,695,438.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,088,996.49 : 20,823,318.12 = 8,474,750.53 : x
  2. Step 2: Convert to fraction form
    15,088,996.49/20,823,318.12 = 8,474,750.53/x
  3. Step 3: Cross multiply
    15,088,996.49x = 20,823,318.12 × 8,474,750.53
  4. Step 4: Simplify right side
    15,088,996.49x = 176,472,426,273,828.59
  5. Step 5: Solve for x
    x = 176,472,426,273,828.59/15,088,996.49
  6. Step 6: Final answer
    x = 11,695,438.22

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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.