Home / 28,469,266.65-42,703,899.98-27,146,569.05

Finding the Fourth Proportional to 28,469,266.65, 42,703,899.98 and 27,146,569.05

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Solution

The fourth proportional to 28,469,266.65, 42,703,899.98 and 27,146,569.05 is: 40,719,853.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,469,266.65 : 42,703,899.98 = 27,146,569.05 : x
  2. Step 2: Convert to fraction form
    28,469,266.65/42,703,899.98 = 27,146,569.05/x
  3. Step 3: Cross multiply
    28,469,266.65x = 42,703,899.98 × 27,146,569.05
  4. Step 4: Simplify right side
    28,469,266.65x = 1,159,264,369,375,630.75
  5. Step 5: Solve for x
    x = 1,159,264,369,375,630.75/28,469,266.65
  6. Step 6: Final answer
    x = 40,719,853.58

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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.