Home / 45,928,475.20-68,892,712.80-31,579,568.20

Finding the Fourth Proportional to 45,928,475.20, 68,892,712.80 and 31,579,568.20

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Solution

The fourth proportional to 45,928,475.20, 68,892,712.80 and 31,579,568.20 is: 47,369,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,928,475.20 : 68,892,712.80 = 31,579,568.20 : x
  2. Step 2: Convert to fraction form
    45,928,475.20/68,892,712.80 = 31,579,568.20/x
  3. Step 3: Cross multiply
    45,928,475.20x = 68,892,712.80 × 31,579,568.20
  4. Step 4: Simplify right side
    45,928,475.20x = 2,175,602,122,350,612.75
  5. Step 5: Solve for x
    x = 2,175,602,122,350,612.75/45,928,475.20
  6. Step 6: Final answer
    x = 47,369,352.30

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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.