Home / 31,346,179.10-47,019,268.66-8,317,069.10

Finding the Fourth Proportional to 31,346,179.10, 47,019,268.66 and 8,317,069.10

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Solution

The fourth proportional to 31,346,179.10, 47,019,268.66 and 8,317,069.10 is: 12,475,603.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,346,179.10 : 47,019,268.66 = 8,317,069.10 : x
  2. Step 2: Convert to fraction form
    31,346,179.10/47,019,268.66 = 8,317,069.10/x
  3. Step 3: Cross multiply
    31,346,179.10x = 47,019,268.66 × 8,317,069.10
  4. Step 4: Simplify right side
    31,346,179.10x = 391,062,506,476,684.38
  5. Step 5: Solve for x
    x = 391,062,506,476,684.38/31,346,179.10
  6. Step 6: Final answer
    x = 12,475,603.65

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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.