Home / 43,148,940.80-64,723,411.20-11,236,236.80

Finding the Fourth Proportional to 43,148,940.80, 64,723,411.20 and 11,236,236.80

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Solution

The fourth proportional to 43,148,940.80, 64,723,411.20 and 11,236,236.80 is: 16,854,355.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,148,940.80 : 64,723,411.20 = 11,236,236.80 : x
  2. Step 2: Convert to fraction form
    43,148,940.80/64,723,411.20 = 11,236,236.80/x
  3. Step 3: Cross multiply
    43,148,940.80x = 64,723,411.20 × 11,236,236.80
  4. Step 4: Simplify right side
    43,148,940.80x = 727,247,574,746,972.25
  5. Step 5: Solve for x
    x = 727,247,574,746,972.25/43,148,940.80
  6. Step 6: Final answer
    x = 16,854,355.20

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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.