Home / 27,157,758.20-37,476,565.45-15,397,817.68

Finding the Fourth Proportional to 27,157,758.20, 37,476,565.45 and 15,397,817.68

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Solution

The fourth proportional to 27,157,758.20, 37,476,565.45 and 15,397,817.68 is: 21,248,341.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,157,758.20 : 37,476,565.45 = 15,397,817.68 : x
  2. Step 2: Convert to fraction form
    27,157,758.20/37,476,565.45 = 15,397,817.68/x
  3. Step 3: Cross multiply
    27,157,758.20x = 37,476,565.45 × 15,397,817.68
  4. Step 4: Simplify right side
    27,157,758.20x = 577,057,322,080,038.25
  5. Step 5: Solve for x
    x = 577,057,322,080,038.25/27,157,758.20
  6. Step 6: Final answer
    x = 21,248,341.56

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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.