Home / 42,117,286.59-63,135,570.83-17,822,793.51

Finding the Fourth Proportional to 42,117,286.59, 63,135,570.83 and 17,822,793.51

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Solution

The fourth proportional to 42,117,286.59, 63,135,570.83 and 17,822,793.51 is: 26,717,111.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,117,286.59 : 63,135,570.83 = 17,822,793.51 : x
  2. Step 2: Convert to fraction form
    42,117,286.59/63,135,570.83 = 17,822,793.51/x
  3. Step 3: Cross multiply
    42,117,286.59x = 63,135,570.83 × 17,822,793.51
  4. Step 4: Simplify right side
    42,117,286.59x = 1,125,252,241,949,955.50
  5. Step 5: Solve for x
    x = 1,125,252,241,949,955.50/42,117,286.59
  6. Step 6: Final answer
    x = 26,717,111.50

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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.