Home / 8,296,387.20-12,444,580.80-7,736,515.20

Finding the Fourth Proportional to 8,296,387.20, 12,444,580.80 and 7,736,515.20

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Solution

The fourth proportional to 8,296,387.20, 12,444,580.80 and 7,736,515.20 is: 11,604,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,296,387.20 : 12,444,580.80 = 7,736,515.20 : x
  2. Step 2: Convert to fraction form
    8,296,387.20/12,444,580.80 = 7,736,515.20/x
  3. Step 3: Cross multiply
    8,296,387.20x = 12,444,580.80 × 7,736,515.20
  4. Step 4: Simplify right side
    8,296,387.20x = 96,277,688,516,828.17
  5. Step 5: Solve for x
    x = 96,277,688,516,828.17/8,296,387.20
  6. Step 6: Final answer
    x = 11,604,772.80

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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.