Home / 47,678,059.20-71,517,088.80-11,776,267.20

Finding the Fourth Proportional to 47,678,059.20, 71,517,088.80 and 11,776,267.20

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Solution

The fourth proportional to 47,678,059.20, 71,517,088.80 and 11,776,267.20 is: 17,664,400.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,678,059.20 : 71,517,088.80 = 11,776,267.20 : x
  2. Step 2: Convert to fraction form
    47,678,059.20/71,517,088.80 = 11,776,267.20/x
  3. Step 3: Cross multiply
    47,678,059.20x = 71,517,088.80 × 11,776,267.20
  4. Step 4: Simplify right side
    47,678,059.20x = 842,204,347,074,927.25
  5. Step 5: Solve for x
    x = 842,204,347,074,927.25/47,678,059.20
  6. Step 6: Final answer
    x = 17,664,400.80

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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.