Home / 7,389,639.60-11,084,459.40-4,366,330.80

Finding the Fourth Proportional to 7,389,639.60, 11,084,459.40 and 4,366,330.80

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Solution

The fourth proportional to 7,389,639.60, 11,084,459.40 and 4,366,330.80 is: 6,549,496.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389,639.60 : 11,084,459.40 = 4,366,330.80 : x
  2. Step 2: Convert to fraction form
    7,389,639.60/11,084,459.40 = 4,366,330.80/x
  3. Step 3: Cross multiply
    7,389,639.60x = 11,084,459.40 × 4,366,330.80
  4. Step 4: Simplify right side
    7,389,639.60x = 48,398,416,479,569.52
  5. Step 5: Solve for x
    x = 48,398,416,479,569.52/7,389,639.60
  6. Step 6: Final answer
    x = 6,549,496.20

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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.