Home / 45,878,749.11-63,280,440-30,192,775.92

Finding the Fourth Proportional to 45,878,749.11, 63,280,440 and 30,192,775.92

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Solution

The fourth proportional to 45,878,749.11, 63,280,440 and 30,192,775.92 is: 41,644,817.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,878,749.11 : 63,280,440 = 30,192,775.92 : x
  2. Step 2: Convert to fraction form
    45,878,749.11/63,280,440 = 30,192,775.92/x
  3. Step 3: Cross multiply
    45,878,749.11x = 63,280,440 × 30,192,775.92
  4. Step 4: Simplify right side
    45,878,749.11x = 1,910,612,145,039,005
  5. Step 5: Solve for x
    x = 1,910,612,145,039,005/45,878,749.11
  6. Step 6: Final answer
    x = 41,644,817.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.