Home / 15,138,799.40-22,707,985.25-7,047,249.32

Finding the Fourth Proportional to 15,138,799.40, 22,707,985.25 and 7,047,249.32

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Solution

The fourth proportional to 15,138,799.40, 22,707,985.25 and 7,047,249.32 is: 10,570,774.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,138,799.40 : 22,707,985.25 = 7,047,249.32 : x
  2. Step 2: Convert to fraction form
    15,138,799.40/22,707,985.25 = 7,047,249.32/x
  3. Step 3: Cross multiply
    15,138,799.40x = 22,707,985.25 × 7,047,249.32
  4. Step 4: Simplify right side
    15,138,799.40x = 160,028,833,462,856.38
  5. Step 5: Solve for x
    x = 160,028,833,462,856.38/15,138,799.40
  6. Step 6: Final answer
    x = 10,570,774.42

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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.