Home / 27,779,088.58-38,337,497.30-15,393,067.38

Finding the Fourth Proportional to 27,779,088.58, 38,337,497.30 and 15,393,067.38

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Solution

The fourth proportional to 27,779,088.58, 38,337,497.30 and 15,393,067.38 is: 21,243,737.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,779,088.58 : 38,337,497.30 = 15,393,067.38 : x
  2. Step 2: Convert to fraction form
    27,779,088.58/38,337,497.30 = 15,393,067.38/x
  3. Step 3: Cross multiply
    27,779,088.58x = 38,337,497.30 × 15,393,067.38
  4. Step 4: Simplify right side
    27,779,088.58x = 590,131,679,119,468
  5. Step 5: Solve for x
    x = 590,131,679,119,468/27,779,088.58
  6. Step 6: Final answer
    x = 21,243,737.98

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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.