Home / 10,276,964.97-14,181,178.20-5,692,429.77

Finding the Fourth Proportional to 10,276,964.97, 14,181,178.20 and 5,692,429.77

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Solution

The fourth proportional to 10,276,964.97, 14,181,178.20 and 5,692,429.77 is: 7,854,980.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,276,964.97 : 14,181,178.20 = 5,692,429.77 : x
  2. Step 2: Convert to fraction form
    10,276,964.97/14,181,178.20 = 5,692,429.77/x
  3. Step 3: Cross multiply
    10,276,964.97x = 14,181,178.20 × 5,692,429.77
  4. Step 4: Simplify right side
    10,276,964.97x = 80,725,360,959,355
  5. Step 5: Solve for x
    x = 80,725,360,959,355/10,276,964.97
  6. Step 6: Final answer
    x = 7,854,980.65

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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.