Home / 57,454,885.45-86,175,961.93-20,565,302.10

Finding the Fourth Proportional to 57,454,885.45, 86,175,961.93 and 20,565,302.10

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Solution

The fourth proportional to 57,454,885.45, 86,175,961.93 and 20,565,302.10 is: 30,845,674.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,454,885.45 : 86,175,961.93 = 20,565,302.10 : x
  2. Step 2: Convert to fraction form
    57,454,885.45/86,175,961.93 = 20,565,302.10/x
  3. Step 3: Cross multiply
    57,454,885.45x = 86,175,961.93 × 20,565,302.10
  4. Step 4: Simplify right side
    57,454,885.45x = 1,772,234,690,848,549.25
  5. Step 5: Solve for x
    x = 1,772,234,690,848,549.25/57,454,885.45
  6. Step 6: Final answer
    x = 30,845,674.43

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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.