Home / 4,920,609.30-7,380,913.95-4,479,710.10

Finding the Fourth Proportional to 4,920,609.30, 7,380,913.95 and 4,479,710.10

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Solution

The fourth proportional to 4,920,609.30, 7,380,913.95 and 4,479,710.10 is: 6,719,565.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,609.30 : 7,380,913.95 = 4,479,710.10 : x
  2. Step 2: Convert to fraction form
    4,920,609.30/7,380,913.95 = 4,479,710.10/x
  3. Step 3: Cross multiply
    4,920,609.30x = 7,380,913.95 × 4,479,710.10
  4. Step 4: Simplify right side
    4,920,609.30x = 33,064,354,769,045.89
  5. Step 5: Solve for x
    x = 33,064,354,769,045.89/4,920,609.30
  6. Step 6: Final answer
    x = 6,719,565.15

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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.