Home / 8,980,787.66-13,479,698.15-5,558,722.80

Finding the Fourth Proportional to 8,980,787.66, 13,479,698.15 and 5,558,722.80

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Solution

The fourth proportional to 8,980,787.66, 13,479,698.15 and 5,558,722.80 is: 8,343,355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,980,787.66 : 13,479,698.15 = 5,558,722.80 : x
  2. Step 2: Convert to fraction form
    8,980,787.66/13,479,698.15 = 5,558,722.80/x
  3. Step 3: Cross multiply
    8,980,787.66x = 13,479,698.15 × 5,558,722.80
  4. Step 4: Simplify right side
    8,980,787.66x = 74,929,905,415,729.20
  5. Step 5: Solve for x
    x = 74,929,905,415,729.20/8,980,787.66
  6. Step 6: Final answer
    x = 8,343,355.65

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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.