Home / 8,807,848.20-13,211,772.30-7,688,104.20

Finding the Fourth Proportional to 8,807,848.20, 13,211,772.30 and 7,688,104.20

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Solution

The fourth proportional to 8,807,848.20, 13,211,772.30 and 7,688,104.20 is: 11,532,156.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807,848.20 : 13,211,772.30 = 7,688,104.20 : x
  2. Step 2: Convert to fraction form
    8,807,848.20/13,211,772.30 = 7,688,104.20/x
  3. Step 3: Cross multiply
    8,807,848.20x = 13,211,772.30 × 7,688,104.20
  4. Step 4: Simplify right side
    8,807,848.20x = 101,573,482,109,073.67
  5. Step 5: Solve for x
    x = 101,573,482,109,073.67/8,807,848.20
  6. Step 6: Final answer
    x = 11,532,156.30

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Double scale
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Similar ratio
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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.