Home / 13,124,598.30-19,686,897.45-8,589,635.10

Finding the Fourth Proportional to 13,124,598.30, 19,686,897.45 and 8,589,635.10

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Solution

The fourth proportional to 13,124,598.30, 19,686,897.45 and 8,589,635.10 is: 12,884,452.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,124,598.30 : 19,686,897.45 = 8,589,635.10 : x
  2. Step 2: Convert to fraction form
    13,124,598.30/19,686,897.45 = 8,589,635.10/x
  3. Step 3: Cross multiply
    13,124,598.30x = 19,686,897.45 × 8,589,635.10
  4. Step 4: Simplify right side
    13,124,598.30x = 169,103,265,346,620.47
  5. Step 5: Solve for x
    x = 169,103,265,346,620.47/13,124,598.30
  6. Step 6: Final answer
    x = 12,884,452.65

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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.