Home / 15,328,655.40-22,973,445.90-8,143,631.40

Finding the Fourth Proportional to 15,328,655.40, 22,973,445.90 and 8,143,631.40

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Solution

The fourth proportional to 15,328,655.40, 22,973,445.90 and 8,143,631.40 is: 12,205,067.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,328,655.40 : 22,973,445.90 = 8,143,631.40 : x
  2. Step 2: Convert to fraction form
    15,328,655.40/22,973,445.90 = 8,143,631.40/x
  3. Step 3: Cross multiply
    15,328,655.40x = 22,973,445.90 × 8,143,631.40
  4. Step 4: Simplify right side
    15,328,655.40x = 187,087,275,397,441.25
  5. Step 5: Solve for x
    x = 187,087,275,397,441.25/15,328,655.40
  6. Step 6: Final answer
    x = 12,205,067.60

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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.