Home / 9,069,249.12-12,516,129.72-4,994,867.04

Finding the Fourth Proportional to 9,069,249.12, 12,516,129.72 and 4,994,867.04

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Solution

The fourth proportional to 9,069,249.12, 12,516,129.72 and 4,994,867.04 is: 6,893,228.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,069,249.12 : 12,516,129.72 = 4,994,867.04 : x
  2. Step 2: Convert to fraction form
    9,069,249.12/12,516,129.72 = 4,994,867.04/x
  3. Step 3: Cross multiply
    9,069,249.12x = 12,516,129.72 × 4,994,867.04
  4. Step 4: Simplify right side
    9,069,249.12x = 62,516,403,806,792.43
  5. Step 5: Solve for x
    x = 62,516,403,806,792.43/9,069,249.12
  6. Step 6: Final answer
    x = 6,893,228.20

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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.