Home / 12,753,276.48-19,133,641.62-4,117,174.38

Finding the Fourth Proportional to 12,753,276.48, 19,133,641.62 and 4,117,174.38

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Solution

The fourth proportional to 12,753,276.48, 19,133,641.62 and 4,117,174.38 is: 6,176,964.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,753,276.48 : 19,133,641.62 = 4,117,174.38 : x
  2. Step 2: Convert to fraction form
    12,753,276.48/19,133,641.62 = 4,117,174.38/x
  3. Step 3: Cross multiply
    12,753,276.48x = 19,133,641.62 × 4,117,174.38
  4. Step 4: Simplify right side
    12,753,276.48x = 78,776,539,073,965.70
  5. Step 5: Solve for x
    x = 78,776,539,073,965.70/12,753,276.48
  6. Step 6: Final answer
    x = 6,176,964.74

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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.