Home / 14,011,451.10-21,017,176.65-8,342,747.10

Finding the Fourth Proportional to 14,011,451.10, 21,017,176.65 and 8,342,747.10

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Solution

The fourth proportional to 14,011,451.10, 21,017,176.65 and 8,342,747.10 is: 12,514,120.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,011,451.10 : 21,017,176.65 = 8,342,747.10 : x
  2. Step 2: Convert to fraction form
    14,011,451.10/21,017,176.65 = 8,342,747.10/x
  3. Step 3: Cross multiply
    14,011,451.10x = 21,017,176.65 × 8,342,747.10
  4. Step 4: Simplify right side
    14,011,451.10x = 175,340,989,546,975.19
  5. Step 5: Solve for x
    x = 175,340,989,546,975.19/14,011,451.10
  6. Step 6: Final answer
    x = 12,514,120.65

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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.