Home / 52,130,302.80-78,195,454.20-18,040,318.80

Finding the Fourth Proportional to 52,130,302.80, 78,195,454.20 and 18,040,318.80

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Solution

The fourth proportional to 52,130,302.80, 78,195,454.20 and 18,040,318.80 is: 27,060,478.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,130,302.80 : 78,195,454.20 = 18,040,318.80 : x
  2. Step 2: Convert to fraction form
    52,130,302.80/78,195,454.20 = 18,040,318.80/x
  3. Step 3: Cross multiply
    52,130,302.80x = 78,195,454.20 × 18,040,318.80
  4. Step 4: Simplify right side
    52,130,302.80x = 1,410,670,922,478,799
  5. Step 5: Solve for x
    x = 1,410,670,922,478,799/52,130,302.80
  6. Step 6: Final answer
    x = 27,060,478.20

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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.