Home / 7,320,534.60-10,102,710.06-4,221,905.88

Finding the Fourth Proportional to 7,320,534.60, 10,102,710.06 and 4,221,905.88

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Solution

The fourth proportional to 7,320,534.60, 10,102,710.06 and 4,221,905.88 is: 5,826,444.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320,534.60 : 10,102,710.06 = 4,221,905.88 : x
  2. Step 2: Convert to fraction form
    7,320,534.60/10,102,710.06 = 4,221,905.88/x
  3. Step 3: Cross multiply
    7,320,534.60x = 10,102,710.06 × 4,221,905.88
  4. Step 4: Simplify right side
    7,320,534.60x = 42,652,691,006,249.16
  5. Step 5: Solve for x
    x = 42,652,691,006,249.16/7,320,534.60
  6. Step 6: Final answer
    x = 5,826,444.83

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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.