Home / 18,452,045.40-27,678,068.10-4,805,165.40

Finding the Fourth Proportional to 18,452,045.40, 27,678,068.10 and 4,805,165.40

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Solution

The fourth proportional to 18,452,045.40, 27,678,068.10 and 4,805,165.40 is: 7,207,748.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,452,045.40 : 27,678,068.10 = 4,805,165.40 : x
  2. Step 2: Convert to fraction form
    18,452,045.40/27,678,068.10 = 4,805,165.40/x
  3. Step 3: Cross multiply
    18,452,045.40x = 27,678,068.10 × 4,805,165.40
  4. Step 4: Simplify right side
    18,452,045.40x = 132,997,695,172,963.75
  5. Step 5: Solve for x
    x = 132,997,695,172,963.75/18,452,045.40
  6. Step 6: Final answer
    x = 7,207,748.10

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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.