Home / 42,881,380.65-64,334,077.60-17,340,326.19

Finding the Fourth Proportional to 42,881,380.65, 64,334,077.60 and 17,340,326.19

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Solution

The fourth proportional to 42,881,380.65, 64,334,077.60 and 17,340,326.19 is: 26,015,344.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,881,380.65 : 64,334,077.60 = 17,340,326.19 : x
  2. Step 2: Convert to fraction form
    42,881,380.65/64,334,077.60 = 17,340,326.19/x
  3. Step 3: Cross multiply
    42,881,380.65x = 64,334,077.60 × 17,340,326.19
  4. Step 4: Simplify right side
    42,881,380.65x = 1,115,573,890,716,772.50
  5. Step 5: Solve for x
    x = 1,115,573,890,716,772.50/42,881,380.65
  6. Step 6: Final answer
    x = 26,015,344.51

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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.