Home / 8,822,531.40-13,238,499.15-3,431,357.70

Finding the Fourth Proportional to 8,822,531.40, 13,238,499.15 and 3,431,357.70

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Solution

The fourth proportional to 8,822,531.40, 13,238,499.15 and 3,431,357.70 is: 5,148,865.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,822,531.40 : 13,238,499.15 = 3,431,357.70 : x
  2. Step 2: Convert to fraction form
    8,822,531.40/13,238,499.15 = 3,431,357.70/x
  3. Step 3: Cross multiply
    8,822,531.40x = 13,238,499.15 × 3,431,357.70
  4. Step 4: Simplify right side
    8,822,531.40x = 45,426,025,994,795.96
  5. Step 5: Solve for x
    x = 45,426,025,994,795.96/8,822,531.40
  6. Step 6: Final answer
    x = 5,148,865.32

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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.