Home / 8,176,095.40-12,264,143.10-5,488,709.80

Finding the Fourth Proportional to 8,176,095.40, 12,264,143.10 and 5,488,709.80

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Solution

The fourth proportional to 8,176,095.40, 12,264,143.10 and 5,488,709.80 is: 8,233,064.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176,095.40 : 12,264,143.10 = 5,488,709.80 : x
  2. Step 2: Convert to fraction form
    8,176,095.40/12,264,143.10 = 5,488,709.80/x
  3. Step 3: Cross multiply
    8,176,095.40x = 12,264,143.10 × 5,488,709.80
  4. Step 4: Simplify right side
    8,176,095.40x = 67,314,322,421,572.38
  5. Step 5: Solve for x
    x = 67,314,322,421,572.38/8,176,095.40
  6. Step 6: Final answer
    x = 8,233,064.70

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Double scale
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Similar ratio
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1.5x scale

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.