Home / 38,332,871.40-57,470,946.30-18,114,493.80

Finding the Fourth Proportional to 38,332,871.40, 57,470,946.30 and 18,114,493.80

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Solution

The fourth proportional to 38,332,871.40, 57,470,946.30 and 18,114,493.80 is: 27,158,338.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,332,871.40 : 57,470,946.30 = 18,114,493.80 : x
  2. Step 2: Convert to fraction form
    38,332,871.40/57,470,946.30 = 18,114,493.80/x
  3. Step 3: Cross multiply
    38,332,871.40x = 57,470,946.30 × 18,114,493.80
  4. Step 4: Simplify right side
    38,332,871.40x = 1,041,057,100,431,482.88
  5. Step 5: Solve for x
    x = 1,041,057,100,431,482.88/38,332,871.40
  6. Step 6: Final answer
    x = 27,158,338.59

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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.