Home / 8,947,252.80-12,347,349.48-4,872,868.56

Finding the Fourth Proportional to 8,947,252.80, 12,347,349.48 and 4,872,868.56

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Solution

The fourth proportional to 8,947,252.80, 12,347,349.48 and 4,872,868.56 is: 6,724,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947,252.80 : 12,347,349.48 = 4,872,868.56 : x
  2. Step 2: Convert to fraction form
    8,947,252.80/12,347,349.48 = 4,872,868.56/x
  3. Step 3: Cross multiply
    8,947,252.80x = 12,347,349.48 × 4,872,868.56
  4. Step 4: Simplify right side
    8,947,252.80x = 60,167,011,080,424.34
  5. Step 5: Solve for x
    x = 60,167,011,080,424.34/8,947,252.80
  6. Step 6: Final answer
    x = 6,724,635.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.