Home / 15,078,890.20-22,618,335.30-9,339,327.40

Finding the Fourth Proportional to 15,078,890.20, 22,618,335.30 and 9,339,327.40

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Solution

The fourth proportional to 15,078,890.20, 22,618,335.30 and 9,339,327.40 is: 14,008,991.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,078,890.20 : 22,618,335.30 = 9,339,327.40 : x
  2. Step 2: Convert to fraction form
    15,078,890.20/22,618,335.30 = 9,339,327.40/x
  3. Step 3: Cross multiply
    15,078,890.20x = 22,618,335.30 × 9,339,327.40
  4. Step 4: Simplify right side
    15,078,890.20x = 211,240,038,609,677.25
  5. Step 5: Solve for x
    x = 211,240,038,609,677.25/15,078,890.20
  6. Step 6: Final answer
    x = 14,008,991.10

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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.