Home / 15,998,635.84-22,078,103.18-9,030,780.10

Finding the Fourth Proportional to 15,998,635.84, 22,078,103.18 and 9,030,780.10

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Solution

The fourth proportional to 15,998,635.84, 22,078,103.18 and 9,030,780.10 is: 12,462,468.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998,635.84 : 22,078,103.18 = 9,030,780.10 : x
  2. Step 2: Convert to fraction form
    15,998,635.84/22,078,103.18 = 9,030,780.10/x
  3. Step 3: Cross multiply
    15,998,635.84x = 22,078,103.18 × 9,030,780.10
  4. Step 4: Simplify right side
    15,998,635.84x = 199,382,494,843,690.72
  5. Step 5: Solve for x
    x = 199,382,494,843,690.72/15,998,635.84
  6. Step 6: Final answer
    x = 12,462,468.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.