Home / 42,035,065.66-63,055,262.31-17,769,470.14

Finding the Fourth Proportional to 42,035,065.66, 63,055,262.31 and 17,769,470.14

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Solution

The fourth proportional to 42,035,065.66, 63,055,262.31 and 17,769,470.14 is: 26,655,331.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,035,065.66 : 63,055,262.31 = 17,769,470.14 : x
  2. Step 2: Convert to fraction form
    42,035,065.66/63,055,262.31 = 17,769,470.14/x
  3. Step 3: Cross multiply
    42,035,065.66x = 63,055,262.31 × 17,769,470.14
  4. Step 4: Simplify right side
    42,035,065.66x = 1,120,458,600,787,412.50
  5. Step 5: Solve for x
    x = 1,120,458,600,787,412.50/42,035,065.66
  6. Step 6: Final answer
    x = 26,655,331.29

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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.