Home / 57,324,949.22-85,902,393.20-42,104,478.98

Finding the Fourth Proportional to 57,324,949.22, 85,902,393.20 and 42,104,478.98

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Solution

The fourth proportional to 57,324,949.22, 85,902,393.20 and 42,104,478.98 is: 63,094,264.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,324,949.22 : 85,902,393.20 = 42,104,478.98 : x
  2. Step 2: Convert to fraction form
    57,324,949.22/85,902,393.20 = 42,104,478.98/x
  3. Step 3: Cross multiply
    57,324,949.22x = 85,902,393.20 × 42,104,478.98
  4. Step 4: Simplify right side
    57,324,949.22x = 3,616,875,508,181,060.50
  5. Step 5: Solve for x
    x = 3,616,875,508,181,060.50/57,324,949.22
  6. Step 6: Final answer
    x = 63,094,264.50

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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.