Home / 8,857,401.90-13,286,102.85-3,178,200.30

Finding the Fourth Proportional to 8,857,401.90, 13,286,102.85 and 3,178,200.30

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Solution

The fourth proportional to 8,857,401.90, 13,286,102.85 and 3,178,200.30 is: 4,767,300.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,401.90 : 13,286,102.85 = 3,178,200.30 : x
  2. Step 2: Convert to fraction form
    8,857,401.90/13,286,102.85 = 3,178,200.30/x
  3. Step 3: Cross multiply
    8,857,401.90x = 13,286,102.85 × 3,178,200.30
  4. Step 4: Simplify right side
    8,857,401.90x = 42,225,896,063,700.85
  5. Step 5: Solve for x
    x = 42,225,896,063,700.85/8,857,401.90
  6. Step 6: Final answer
    x = 4,767,300.45

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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.