Home / 28,435,817.04-42,654,939.42-11,167,760.28

Finding the Fourth Proportional to 28,435,817.04, 42,654,939.42 and 11,167,760.28

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Solution

The fourth proportional to 28,435,817.04, 42,654,939.42 and 11,167,760.28 is: 16,752,117.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,435,817.04 : 42,654,939.42 = 11,167,760.28 : x
  2. Step 2: Convert to fraction form
    28,435,817.04/42,654,939.42 = 11,167,760.28/x
  3. Step 3: Cross multiply
    28,435,817.04x = 42,654,939.42 × 11,167,760.28
  4. Step 4: Simplify right side
    28,435,817.04x = 476,360,138,200,482.25
  5. Step 5: Solve for x
    x = 476,360,138,200,482.25/28,435,817.04
  6. Step 6: Final answer
    x = 16,752,117.15

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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.