Home / 27,904,658.96-38,508,877.24-15,346,209.98

Finding the Fourth Proportional to 27,904,658.96, 38,508,877.24 and 15,346,209.98

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Solution

The fourth proportional to 27,904,658.96, 38,508,877.24 and 15,346,209.98 is: 21,178,016.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,904,658.96 : 38,508,877.24 = 15,346,209.98 : x
  2. Step 2: Convert to fraction form
    27,904,658.96/38,508,877.24 = 15,346,209.98/x
  3. Step 3: Cross multiply
    27,904,658.96x = 38,508,877.24 × 15,346,209.98
  4. Step 4: Simplify right side
    27,904,658.96x = 590,965,316,276,989.50
  5. Step 5: Solve for x
    x = 590,965,316,276,989.50/27,904,658.96
  6. Step 6: Final answer
    x = 21,178,016.08

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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.