Home / 10,254,746.20-15,361,844.10-8,993,997.40

Finding the Fourth Proportional to 10,254,746.20, 15,361,844.10 and 8,993,997.40

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Solution

The fourth proportional to 10,254,746.20, 15,361,844.10 and 8,993,997.40 is: 13,473,213.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,254,746.20 : 15,361,844.10 = 8,993,997.40 : x
  2. Step 2: Convert to fraction form
    10,254,746.20/15,361,844.10 = 8,993,997.40/x
  3. Step 3: Cross multiply
    10,254,746.20x = 15,361,844.10 × 8,993,997.40
  4. Step 4: Simplify right side
    10,254,746.20x = 138,164,385,894,605.34
  5. Step 5: Solve for x
    x = 138,164,385,894,605.34/10,254,746.20
  6. Step 6: Final answer
    x = 13,473,213.59

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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.