Home / 27,288,510.30-40,932,765.45-18,081,294.98

Finding the Fourth Proportional to 27,288,510.30, 40,932,765.45 and 18,081,294.98

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Solution

The fourth proportional to 27,288,510.30, 40,932,765.45 and 18,081,294.98 is: 27,121,942.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,288,510.30 : 40,932,765.45 = 18,081,294.98 : x
  2. Step 2: Convert to fraction form
    27,288,510.30/40,932,765.45 = 18,081,294.98/x
  3. Step 3: Cross multiply
    27,288,510.30x = 40,932,765.45 × 18,081,294.98
  4. Step 4: Simplify right side
    27,288,510.30x = 740,117,406,243,938.75
  5. Step 5: Solve for x
    x = 740,117,406,243,938.75/27,288,510.30
  6. Step 6: Final answer
    x = 27,121,942.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.