Home / 5,357,114.32-7,392,871.56-2,909,773.12

Finding the Fourth Proportional to 5,357,114.32, 7,392,871.56 and 2,909,773.12

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Solution

The fourth proportional to 5,357,114.32, 7,392,871.56 and 2,909,773.12 is: 4,015,516.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357,114.32 : 7,392,871.56 = 2,909,773.12 : x
  2. Step 2: Convert to fraction form
    5,357,114.32/7,392,871.56 = 2,909,773.12/x
  3. Step 3: Cross multiply
    5,357,114.32x = 7,392,871.56 × 2,909,773.12
  4. Step 4: Simplify right side
    5,357,114.32x = 21,511,578,944,900.47
  5. Step 5: Solve for x
    x = 21,511,578,944,900.47/5,357,114.32
  6. Step 6: Final answer
    x = 4,015,516.13

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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.