Home / 27,482,819.60-41,239,975.80-10,455,712.40

Finding the Fourth Proportional to 27,482,819.60, 41,239,975.80 and 10,455,712.40

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Solution

The fourth proportional to 27,482,819.60, 41,239,975.80 and 10,455,712.40 is: 15,689,559.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,482,819.60 : 41,239,975.80 = 10,455,712.40 : x
  2. Step 2: Convert to fraction form
    27,482,819.60/41,239,975.80 = 10,455,712.40/x
  3. Step 3: Cross multiply
    27,482,819.60x = 41,239,975.80 × 10,455,712.40
  4. Step 4: Simplify right side
    27,482,819.60x = 431,193,326,347,759.88
  5. Step 5: Solve for x
    x = 431,193,326,347,759.88/27,482,819.60
  6. Step 6: Final answer
    x = 15,689,559.25

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1.5x scale

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.