Home / 36,187,688.40-54,262,870.20-13,456,885.20

Finding the Fourth Proportional to 36,187,688.40, 54,262,870.20 and 13,456,885.20

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Solution

The fourth proportional to 36,187,688.40, 54,262,870.20 and 13,456,885.20 is: 20,178,387.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,187,688.40 : 54,262,870.20 = 13,456,885.20 : x
  2. Step 2: Convert to fraction form
    36,187,688.40/54,262,870.20 = 13,456,885.20/x
  3. Step 3: Cross multiply
    36,187,688.40x = 54,262,870.20 × 13,456,885.20
  4. Step 4: Simplify right side
    36,187,688.40x = 730,209,214,903,901
  5. Step 5: Solve for x
    x = 730,209,214,903,901/36,187,688.40
  6. Step 6: Final answer
    x = 20,178,387.93

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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.