Home / 27,695,808.98-38,220,334.98-15,137,117.30

Finding the Fourth Proportional to 27,695,808.98, 38,220,334.98 and 15,137,117.30

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Solution

The fourth proportional to 27,695,808.98, 38,220,334.98 and 15,137,117.30 is: 20,889,286.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,695,808.98 : 38,220,334.98 = 15,137,117.30 : x
  2. Step 2: Convert to fraction form
    27,695,808.98/38,220,334.98 = 15,137,117.30/x
  3. Step 3: Cross multiply
    27,695,808.98x = 38,220,334.98 × 15,137,117.30
  4. Step 4: Simplify right side
    27,695,808.98x = 578,545,693,888,016.38
  5. Step 5: Solve for x
    x = 578,545,693,888,016.38/27,695,808.98
  6. Step 6: Final answer
    x = 20,889,286.69

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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.