Home / 12,816,577.48-17,687,326.84-7,015,363.96

Finding the Fourth Proportional to 12,816,577.48, 17,687,326.84 and 7,015,363.96

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Solution

The fourth proportional to 12,816,577.48, 17,687,326.84 and 7,015,363.96 is: 9,681,448.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,816,577.48 : 17,687,326.84 = 7,015,363.96 : x
  2. Step 2: Convert to fraction form
    12,816,577.48/17,687,326.84 = 7,015,363.96/x
  3. Step 3: Cross multiply
    12,816,577.48x = 17,687,326.84 × 7,015,363.96
  4. Step 4: Simplify right side
    12,816,577.48x = 124,083,035,262,076.69
  5. Step 5: Solve for x
    x = 124,083,035,262,076.69/12,816,577.48
  6. Step 6: Final answer
    x = 9,681,448.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.