Home / 8,483,411.20-12,725,116.80-6,591,510.40

Finding the Fourth Proportional to 8,483,411.20, 12,725,116.80 and 6,591,510.40

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Solution

The fourth proportional to 8,483,411.20, 12,725,116.80 and 6,591,510.40 is: 9,887,265.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,483,411.20 : 12,725,116.80 = 6,591,510.40 : x
  2. Step 2: Convert to fraction form
    8,483,411.20/12,725,116.80 = 6,591,510.40/x
  3. Step 3: Cross multiply
    8,483,411.20x = 12,725,116.80 × 6,591,510.40
  4. Step 4: Simplify right side
    8,483,411.20x = 83,877,739,728,414.73
  5. Step 5: Solve for x
    x = 83,877,739,728,414.73/8,483,411.20
  6. Step 6: Final answer
    x = 9,887,265.60

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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.