Home / 28,039,056.12-42,058,562.22-7,844,298.12

Finding the Fourth Proportional to 28,039,056.12, 42,058,562.22 and 7,844,298.12

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Solution

The fourth proportional to 28,039,056.12, 42,058,562.22 and 7,844,298.12 is: 11,766,441.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,039,056.12 : 42,058,562.22 = 7,844,298.12 : x
  2. Step 2: Convert to fraction form
    28,039,056.12/42,058,562.22 = 7,844,298.12/x
  3. Step 3: Cross multiply
    28,039,056.12x = 42,058,562.22 × 7,844,298.12
  4. Step 4: Simplify right side
    28,039,056.12x = 329,919,900,552,249
  5. Step 5: Solve for x
    x = 329,919,900,552,249/28,039,056.12
  6. Step 6: Final answer
    x = 11,766,441.04

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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.