Home / 63,146,153.30-94,722,625.37-20,018,719.70

Finding the Fourth Proportional to 63,146,153.30, 94,722,625.37 and 20,018,719.70

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Solution

The fourth proportional to 63,146,153.30, 94,722,625.37 and 20,018,719.70 is: 30,029,155.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,146,153.30 : 94,722,625.37 = 20,018,719.70 : x
  2. Step 2: Convert to fraction form
    63,146,153.30/94,722,625.37 = 20,018,719.70/x
  3. Step 3: Cross multiply
    63,146,153.30x = 94,722,625.37 × 20,018,719.70
  4. Step 4: Simplify right side
    63,146,153.30x = 1,896,225,686,106,572.50
  5. Step 5: Solve for x
    x = 1,896,225,686,106,572.50/63,146,153.30
  6. Step 6: Final answer
    x = 30,029,155.97

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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.