Home / 72,026,237.64-108,039,633.34-17,438,732.20

Finding the Fourth Proportional to 72,026,237.64, 108,039,633.34 and 17,438,732.20

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Solution

The fourth proportional to 72,026,237.64, 108,039,633.34 and 17,438,732.20 is: 26,158,165.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,026,237.64 : 108,039,633.34 = 17,438,732.20 : x
  2. Step 2: Convert to fraction form
    72,026,237.64/108,039,633.34 = 17,438,732.20/x
  3. Step 3: Cross multiply
    72,026,237.64x = 108,039,633.34 × 17,438,732.20
  4. Step 4: Simplify right side
    72,026,237.64x = 1,884,074,232,802,451.50
  5. Step 5: Solve for x
    x = 1,884,074,232,802,451.50/72,026,237.64
  6. Step 6: Final answer
    x = 26,158,165.34

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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.