Home / 30,239,056.12-45,345,972.42-9,484,146.88

Finding the Fourth Proportional to 30,239,056.12, 45,345,972.42 and 9,484,146.88

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Solution

The fourth proportional to 30,239,056.12, 45,345,972.42 and 9,484,146.88 is: 14,222,264.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,239,056.12 : 45,345,972.42 = 9,484,146.88 : x
  2. Step 2: Convert to fraction form
    30,239,056.12/45,345,972.42 = 9,484,146.88/x
  3. Step 3: Cross multiply
    30,239,056.12x = 45,345,972.42 × 9,484,146.88
  4. Step 4: Simplify right side
    30,239,056.12x = 430,067,862,847,709.12
  5. Step 5: Solve for x
    x = 430,067,862,847,709.12/30,239,056.12
  6. Step 6: Final answer
    x = 14,222,264.78

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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.