Home / 14,123,400.40-21,185,100.60-4,539,747.70

Finding the Fourth Proportional to 14,123,400.40, 21,185,100.60 and 4,539,747.70

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Solution

The fourth proportional to 14,123,400.40, 21,185,100.60 and 4,539,747.70 is: 6,809,621.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,123,400.40 : 21,185,100.60 = 4,539,747.70 : x
  2. Step 2: Convert to fraction form
    14,123,400.40/21,185,100.60 = 4,539,747.70/x
  3. Step 3: Cross multiply
    14,123,400.40x = 21,185,100.60 × 4,539,747.70
  4. Step 4: Simplify right side
    14,123,400.40x = 96,175,011,723,118.62
  5. Step 5: Solve for x
    x = 96,175,011,723,118.62/14,123,400.40
  6. Step 6: Final answer
    x = 6,809,621.55

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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.