Home / 27,812,259.52-38,381,003.52-15,423,225.28

Finding the Fourth Proportional to 27,812,259.52, 38,381,003.52 and 15,423,225.28

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Solution

The fourth proportional to 27,812,259.52, 38,381,003.52 and 15,423,225.28 is: 21,284,098.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,812,259.52 : 38,381,003.52 = 15,423,225.28 : x
  2. Step 2: Convert to fraction form
    27,812,259.52/38,381,003.52 = 15,423,225.28/x
  3. Step 3: Cross multiply
    27,812,259.52x = 38,381,003.52 × 15,423,225.28
  4. Step 4: Simplify right side
    27,812,259.52x = 591,958,863,761,433
  5. Step 5: Solve for x
    x = 591,958,863,761,433/27,812,259.52
  6. Step 6: Final answer
    x = 21,284,098.24

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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.