Home / 27,479,474.32-37,920,194.14-15,255,544

Finding the Fourth Proportional to 27,479,474.32, 37,920,194.14 and 15,255,544

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Solution

The fourth proportional to 27,479,474.32, 37,920,194.14 and 15,255,544 is: 21,051,828.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,479,474.32 : 37,920,194.14 = 15,255,544 : x
  2. Step 2: Convert to fraction form
    27,479,474.32/37,920,194.14 = 15,255,544/x
  3. Step 3: Cross multiply
    27,479,474.32x = 37,920,194.14 × 15,255,544
  4. Step 4: Simplify right side
    27,479,474.32x = 578,493,190,191,312.12
  5. Step 5: Solve for x
    x = 578,493,190,191,312.12/27,479,474.32
  6. Step 6: Final answer
    x = 21,051,828.85

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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.