Home / 12,228,301.70-18,349,710.15-4,656,032.90

Finding the Fourth Proportional to 12,228,301.70, 18,349,710.15 and 4,656,032.90

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Solution

The fourth proportional to 12,228,301.70, 18,349,710.15 and 4,656,032.90 is: 6,986,812.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,228,301.70 : 18,349,710.15 = 4,656,032.90 : x
  2. Step 2: Convert to fraction form
    12,228,301.70/18,349,710.15 = 4,656,032.90/x
  3. Step 3: Cross multiply
    12,228,301.70x = 18,349,710.15 × 4,656,032.90
  4. Step 4: Simplify right side
    12,228,301.70x = 85,436,854,163,863.94
  5. Step 5: Solve for x
    x = 85,436,854,163,863.94/12,228,301.70
  6. Step 6: Final answer
    x = 6,986,812.74

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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.