Home / 7,896,074.10-11,847,221.55-3,102,947.70

Finding the Fourth Proportional to 7,896,074.10, 11,847,221.55 and 3,102,947.70

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Solution

The fourth proportional to 7,896,074.10, 11,847,221.55 and 3,102,947.70 is: 4,655,643.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,896,074.10 : 11,847,221.55 = 3,102,947.70 : x
  2. Step 2: Convert to fraction form
    7,896,074.10/11,847,221.55 = 3,102,947.70/x
  3. Step 3: Cross multiply
    7,896,074.10x = 11,847,221.55 × 3,102,947.70
  4. Step 4: Simplify right side
    7,896,074.10x = 36,761,308,859,962.94
  5. Step 5: Solve for x
    x = 36,761,308,859,962.94/7,896,074.10
  6. Step 6: Final answer
    x = 4,655,643.85

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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.