Home / 60,678,026.70-91,017,040.05-20,288,510.70

Finding the Fourth Proportional to 60,678,026.70, 91,017,040.05 and 20,288,510.70

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Solution

The fourth proportional to 60,678,026.70, 91,017,040.05 and 20,288,510.70 is: 30,432,766.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,678,026.70 : 91,017,040.05 = 20,288,510.70 : x
  2. Step 2: Convert to fraction form
    60,678,026.70/91,017,040.05 = 20,288,510.70/x
  3. Step 3: Cross multiply
    60,678,026.70x = 91,017,040.05 × 20,288,510.70
  4. Step 4: Simplify right side
    60,678,026.70x = 1,846,600,190,936,753.50
  5. Step 5: Solve for x
    x = 1,846,600,190,936,753.50/60,678,026.70
  6. Step 6: Final answer
    x = 30,432,766.05

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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.