Home / 56,862,003.60-85,293,005.40-55,267,680.60

Finding the Fourth Proportional to 56,862,003.60, 85,293,005.40 and 55,267,680.60

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Solution

The fourth proportional to 56,862,003.60, 85,293,005.40 and 55,267,680.60 is: 82,901,520.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,862,003.60 : 85,293,005.40 = 55,267,680.60 : x
  2. Step 2: Convert to fraction form
    56,862,003.60/85,293,005.40 = 55,267,680.60/x
  3. Step 3: Cross multiply
    56,862,003.60x = 85,293,005.40 × 55,267,680.60
  4. Step 4: Simplify right side
    56,862,003.60x = 4,713,946,579,861,276
  5. Step 5: Solve for x
    x = 4,713,946,579,861,276/56,862,003.60
  6. Step 6: Final answer
    x = 82,901,520.90

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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.