Home / 7,181,150.58-9,909,954.18-3,917,955.42

Finding the Fourth Proportional to 7,181,150.58, 9,909,954.18 and 3,917,955.42

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Solution

The fourth proportional to 7,181,150.58, 9,909,954.18 and 3,917,955.42 is: 5,406,760.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,181,150.58 : 9,909,954.18 = 3,917,955.42 : x
  2. Step 2: Convert to fraction form
    7,181,150.58/9,909,954.18 = 3,917,955.42/x
  3. Step 3: Cross multiply
    7,181,150.58x = 9,909,954.18 × 3,917,955.42
  4. Step 4: Simplify right side
    7,181,150.58x = 38,826,758,691,482.66
  5. Step 5: Solve for x
    x = 38,826,758,691,482.66/7,181,150.58
  6. Step 6: Final answer
    x = 5,406,760.14

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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.