Home / 8,342,823.40-12,514,235.10-3,549,308.20

Finding the Fourth Proportional to 8,342,823.40, 12,514,235.10 and 3,549,308.20

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Solution

The fourth proportional to 8,342,823.40, 12,514,235.10 and 3,549,308.20 is: 5,323,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342,823.40 : 12,514,235.10 = 3,549,308.20 : x
  2. Step 2: Convert to fraction form
    8,342,823.40/12,514,235.10 = 3,549,308.20/x
  3. Step 3: Cross multiply
    8,342,823.40x = 12,514,235.10 × 3,549,308.20
  4. Step 4: Simplify right side
    8,342,823.40x = 44,416,877,257,157.82
  5. Step 5: Solve for x
    x = 44,416,877,257,157.82/8,342,823.40
  6. Step 6: Final answer
    x = 5,323,962.30

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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.