Home / 12,934,645.60-19,373,974.80-6,944,015.20

Finding the Fourth Proportional to 12,934,645.60, 19,373,974.80 and 6,944,015.20

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Solution

The fourth proportional to 12,934,645.60, 19,373,974.80 and 6,944,015.20 is: 10,400,994.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934,645.60 : 19,373,974.80 = 6,944,015.20 : x
  2. Step 2: Convert to fraction form
    12,934,645.60/19,373,974.80 = 6,944,015.20/x
  3. Step 3: Cross multiply
    12,934,645.60x = 19,373,974.80 × 6,944,015.20
  4. Step 4: Simplify right side
    12,934,645.60x = 134,533,175,495,616.97
  5. Step 5: Solve for x
    x = 134,533,175,495,616.97/12,934,645.60
  6. Step 6: Final answer
    x = 10,400,994.33

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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.