Home / 8,238,425.40-12,359,970.90-2,559,223.80

Finding the Fourth Proportional to 8,238,425.40, 12,359,970.90 and 2,559,223.80

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Solution

The fourth proportional to 8,238,425.40, 12,359,970.90 and 2,559,223.80 is: 3,839,560.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,238,425.40 : 12,359,970.90 = 2,559,223.80 : x
  2. Step 2: Convert to fraction form
    8,238,425.40/12,359,970.90 = 2,559,223.80/x
  3. Step 3: Cross multiply
    8,238,425.40x = 12,359,970.90 × 2,559,223.80
  4. Step 4: Simplify right side
    8,238,425.40x = 31,631,931,694,587.42
  5. Step 5: Solve for x
    x = 31,631,931,694,587.42/8,238,425.40
  6. Step 6: Final answer
    x = 3,839,560.37

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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.