Home / 42,355,931.19-63,560,773.30-18,095,040.57

Finding the Fourth Proportional to 42,355,931.19, 63,560,773.30 and 18,095,040.57

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Solution

The fourth proportional to 42,355,931.19, 63,560,773.30 and 18,095,040.57 is: 27,154,042.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,355,931.19 : 63,560,773.30 = 18,095,040.57 : x
  2. Step 2: Convert to fraction form
    42,355,931.19/63,560,773.30 = 18,095,040.57/x
  3. Step 3: Cross multiply
    42,355,931.19x = 63,560,773.30 × 18,095,040.57
  4. Step 4: Simplify right side
    42,355,931.19x = 1,150,134,771,524,072.75
  5. Step 5: Solve for x
    x = 1,150,134,771,524,072.75/42,355,931.19
  6. Step 6: Final answer
    x = 27,154,042.87

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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.