Home / 15,376,222.32-21,218,274.84-8,500,294.32

Finding the Fourth Proportional to 15,376,222.32, 21,218,274.84 and 8,500,294.32

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Solution

The fourth proportional to 15,376,222.32, 21,218,274.84 and 8,500,294.32 is: 11,729,902.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,376,222.32 : 21,218,274.84 = 8,500,294.32 : x
  2. Step 2: Convert to fraction form
    15,376,222.32/21,218,274.84 = 8,500,294.32/x
  3. Step 3: Cross multiply
    15,376,222.32x = 21,218,274.84 × 8,500,294.32
  4. Step 4: Simplify right side
    15,376,222.32x = 180,361,581,102,650.91
  5. Step 5: Solve for x
    x = 180,361,581,102,650.91/15,376,222.32
  6. Step 6: Final answer
    x = 11,729,902.01

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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.