Home / 72,854,637.05-109,269,985.34-26,158,456.17

Finding the Fourth Proportional to 72,854,637.05, 109,269,985.34 and 26,158,456.17

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Solution

The fourth proportional to 72,854,637.05, 109,269,985.34 and 26,158,456.17 is: 39,233,386.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,854,637.05 : 109,269,985.34 = 26,158,456.17 : x
  2. Step 2: Convert to fraction form
    72,854,637.05/109,269,985.34 = 26,158,456.17/x
  3. Step 3: Cross multiply
    72,854,637.05x = 109,269,985.34 × 26,158,456.17
  4. Step 4: Simplify right side
    72,854,637.05x = 2,858,334,122,278,329
  5. Step 5: Solve for x
    x = 2,858,334,122,278,329/72,854,637.05
  6. Step 6: Final answer
    x = 39,233,386.34

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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.