Home / 8,149,953.10-12,224,929.65-5,315,601.10

Finding the Fourth Proportional to 8,149,953.10, 12,224,929.65 and 5,315,601.10

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Solution

The fourth proportional to 8,149,953.10, 12,224,929.65 and 5,315,601.10 is: 7,973,401.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,149,953.10 : 12,224,929.65 = 5,315,601.10 : x
  2. Step 2: Convert to fraction form
    8,149,953.10/12,224,929.65 = 5,315,601.10/x
  3. Step 3: Cross multiply
    8,149,953.10x = 12,224,929.65 × 5,315,601.10
  4. Step 4: Simplify right side
    8,149,953.10x = 64,982,849,494,962.61
  5. Step 5: Solve for x
    x = 64,982,849,494,962.61/8,149,953.10
  6. Step 6: Final answer
    x = 7,973,401.65

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Similar ratio
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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.