Home / 14,001,087.20-21,001,630.80-3,903,708.20

Finding the Fourth Proportional to 14,001,087.20, 21,001,630.80 and 3,903,708.20

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Solution

The fourth proportional to 14,001,087.20, 21,001,630.80 and 3,903,708.20 is: 5,855,562.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001,087.20 : 21,001,630.80 = 3,903,708.20 : x
  2. Step 2: Convert to fraction form
    14,001,087.20/21,001,630.80 = 3,903,708.20/x
  3. Step 3: Cross multiply
    14,001,087.20x = 21,001,630.80 × 3,903,708.20
  4. Step 4: Simplify right side
    14,001,087.20x = 81,984,238,367,332.56
  5. Step 5: Solve for x
    x = 81,984,238,367,332.56/14,001,087.20
  6. Step 6: Final answer
    x = 5,855,562.30

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1.5x scale

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.