Home / 11,925,414.60-17,888,121.90-6,550,643.40

Finding the Fourth Proportional to 11,925,414.60, 17,888,121.90 and 6,550,643.40

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Solution

The fourth proportional to 11,925,414.60, 17,888,121.90 and 6,550,643.40 is: 9,825,965.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,925,414.60 : 17,888,121.90 = 6,550,643.40 : x
  2. Step 2: Convert to fraction form
    11,925,414.60/17,888,121.90 = 6,550,643.40/x
  3. Step 3: Cross multiply
    11,925,414.60x = 17,888,121.90 × 6,550,643.40
  4. Step 4: Simplify right side
    11,925,414.60x = 117,178,707,662,630.45
  5. Step 5: Solve for x
    x = 117,178,707,662,630.45/11,925,414.60
  6. Step 6: Final answer
    x = 9,825,965.10

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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.