Home / 12,065,355.30-18,087,836.67-5,236,763.70

Finding the Fourth Proportional to 12,065,355.30, 18,087,836.67 and 5,236,763.70

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Solution

The fourth proportional to 12,065,355.30, 18,087,836.67 and 5,236,763.70 is: 7,850,720.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065,355.30 : 18,087,836.67 = 5,236,763.70 : x
  2. Step 2: Convert to fraction form
    12,065,355.30/18,087,836.67 = 5,236,763.70/x
  3. Step 3: Cross multiply
    12,065,355.30x = 18,087,836.67 × 5,236,763.70
  4. Step 4: Simplify right side
    12,065,355.30x = 94,721,726,484,984.89
  5. Step 5: Solve for x
    x = 94,721,726,484,984.89/12,065,355.30
  6. Step 6: Final answer
    x = 7,850,720.03

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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.