Home / 19,098,798.08-28,648,987.20-5,635,626.24

Finding the Fourth Proportional to 19,098,798.08, 28,648,987.20 and 5,635,626.24

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Solution

The fourth proportional to 19,098,798.08, 28,648,987.20 and 5,635,626.24 is: 8,453,672.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,098,798.08 : 28,648,987.20 = 5,635,626.24 : x
  2. Step 2: Convert to fraction form
    19,098,798.08/28,648,987.20 = 5,635,626.24/x
  3. Step 3: Cross multiply
    19,098,798.08x = 28,648,987.20 × 5,635,626.24
  4. Step 4: Simplify right side
    19,098,798.08x = 161,454,984,013,744.12
  5. Step 5: Solve for x
    x = 161,454,984,013,744.12/19,098,798.08
  6. Step 6: Final answer
    x = 8,453,672.49

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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.