Home / 40,135,390.02-55,391,432.84-22,499,055.92

Finding the Fourth Proportional to 40,135,390.02, 55,391,432.84 and 22,499,055.92

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Solution

The fourth proportional to 40,135,390.02, 55,391,432.84 and 22,499,055.92 is: 31,051,272.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,135,390.02 : 55,391,432.84 = 22,499,055.92 : x
  2. Step 2: Convert to fraction form
    40,135,390.02/55,391,432.84 = 22,499,055.92/x
  3. Step 3: Cross multiply
    40,135,390.02x = 55,391,432.84 × 22,499,055.92
  4. Step 4: Simplify right side
    40,135,390.02x = 1,246,254,945,034,783
  5. Step 5: Solve for x
    x = 1,246,254,945,034,783/40,135,390.02
  6. Step 6: Final answer
    x = 31,051,272.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.