Home / 8,304,355.90-12,456,533.85-7,406,811.10

Finding the Fourth Proportional to 8,304,355.90, 12,456,533.85 and 7,406,811.10

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Solution

The fourth proportional to 8,304,355.90, 12,456,533.85 and 7,406,811.10 is: 11,110,216.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304,355.90 : 12,456,533.85 = 7,406,811.10 : x
  2. Step 2: Convert to fraction form
    8,304,355.90/12,456,533.85 = 7,406,811.10/x
  3. Step 3: Cross multiply
    8,304,355.90x = 12,456,533.85 × 7,406,811.10
  4. Step 4: Simplify right side
    8,304,355.90x = 92,263,193,187,705.73
  5. Step 5: Solve for x
    x = 92,263,193,187,705.73/8,304,355.90
  6. Step 6: Final answer
    x = 11,110,216.65

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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.