Home / 4,947,123.66-7,429,110.93-3,220,931.85

Finding the Fourth Proportional to 4,947,123.66, 7,429,110.93 and 3,220,931.85

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Solution

The fourth proportional to 4,947,123.66, 7,429,110.93 and 3,220,931.85 is: 4,836,883.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947,123.66 : 7,429,110.93 = 3,220,931.85 : x
  2. Step 2: Convert to fraction form
    4,947,123.66/7,429,110.93 = 3,220,931.85/x
  3. Step 3: Cross multiply
    4,947,123.66x = 7,429,110.93 × 3,220,931.85
  4. Step 4: Simplify right side
    4,947,123.66x = 23,928,660,011,620.12
  5. Step 5: Solve for x
    x = 23,928,660,011,620.12/4,947,123.66
  6. Step 6: Final answer
    x = 4,836,883.34

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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.