Home / 32,868,012.40-49,207,540.20-20,113,428.40

Finding the Fourth Proportional to 32,868,012.40, 49,207,540.20 and 20,113,428.40

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Solution

The fourth proportional to 32,868,012.40, 49,207,540.20 and 20,113,428.40 is: 30,112,326.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,868,012.40 : 49,207,540.20 = 20,113,428.40 : x
  2. Step 2: Convert to fraction form
    32,868,012.40/49,207,540.20 = 20,113,428.40/x
  3. Step 3: Cross multiply
    32,868,012.40x = 49,207,540.20 × 20,113,428.40
  4. Step 4: Simplify right side
    32,868,012.40x = 989,732,336,552,821.62
  5. Step 5: Solve for x
    x = 989,732,336,552,821.62/32,868,012.40
  6. Step 6: Final answer
    x = 30,112,326.98

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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.