Home / 8,869,663.30-13,304,494.95-2,479,905.40

Finding the Fourth Proportional to 8,869,663.30, 13,304,494.95 and 2,479,905.40

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Solution

The fourth proportional to 8,869,663.30, 13,304,494.95 and 2,479,905.40 is: 3,719,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,663.30 : 13,304,494.95 = 2,479,905.40 : x
  2. Step 2: Convert to fraction form
    8,869,663.30/13,304,494.95 = 2,479,905.40/x
  3. Step 3: Cross multiply
    8,869,663.30x = 13,304,494.95 × 2,479,905.40
  4. Step 4: Simplify right side
    8,869,663.30x = 32,993,888,870,777.73
  5. Step 5: Solve for x
    x = 32,993,888,870,777.73/8,869,663.30
  6. Step 6: Final answer
    x = 3,719,858.10

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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.