Home / 19,345,247.40-29,017,871.10-13,676,543.40

Finding the Fourth Proportional to 19,345,247.40, 29,017,871.10 and 13,676,543.40

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Solution

The fourth proportional to 19,345,247.40, 29,017,871.10 and 13,676,543.40 is: 20,514,815.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,345,247.40 : 29,017,871.10 = 13,676,543.40 : x
  2. Step 2: Convert to fraction form
    19,345,247.40/29,017,871.10 = 13,676,543.40/x
  3. Step 3: Cross multiply
    19,345,247.40x = 29,017,871.10 × 13,676,543.40
  4. Step 4: Simplify right side
    19,345,247.40x = 396,864,173,474,755.75
  5. Step 5: Solve for x
    x = 396,864,173,474,755.75/19,345,247.40
  6. Step 6: Final answer
    x = 20,514,815.10

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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.