Home / 32,868,015.90-49,207,545.45-20,113,431.90

Finding the Fourth Proportional to 32,868,015.90, 49,207,545.45 and 20,113,431.90

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Solution

The fourth proportional to 32,868,015.90, 49,207,545.45 and 20,113,431.90 is: 30,112,332.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,868,015.90 : 49,207,545.45 = 20,113,431.90 : x
  2. Step 2: Convert to fraction form
    32,868,015.90/49,207,545.45 = 20,113,431.90/x
  3. Step 3: Cross multiply
    32,868,015.90x = 49,207,545.45 × 20,113,431.90
  4. Step 4: Simplify right side
    32,868,015.90x = 989,732,614,374,729.88
  5. Step 5: Solve for x
    x = 989,732,614,374,729.88/32,868,015.90
  6. Step 6: Final answer
    x = 30,112,332.23

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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.