Home / 5,071,293.12-6,998,067.36-2,779,291.20

Finding the Fourth Proportional to 5,071,293.12, 6,998,067.36 and 2,779,291.20

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Solution

The fourth proportional to 5,071,293.12, 6,998,067.36 and 2,779,291.20 is: 3,835,248.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071,293.12 : 6,998,067.36 = 2,779,291.20 : x
  2. Step 2: Convert to fraction form
    5,071,293.12/6,998,067.36 = 2,779,291.20/x
  3. Step 3: Cross multiply
    5,071,293.12x = 6,998,067.36 × 2,779,291.20
  4. Step 4: Simplify right side
    5,071,293.12x = 19,449,667,030,655.23
  5. Step 5: Solve for x
    x = 19,449,667,030,655.23/5,071,293.12
  6. Step 6: Final answer
    x = 3,835,248.05

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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.