Home / 8,574,062.07-12,858,384.42-2,815,846.90

Finding the Fourth Proportional to 8,574,062.07, 12,858,384.42 and 2,815,846.90

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Solution

The fourth proportional to 8,574,062.07, 12,858,384.42 and 2,815,846.90 is: 4,222,880.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,574,062.07 : 12,858,384.42 = 2,815,846.90 : x
  2. Step 2: Convert to fraction form
    8,574,062.07/12,858,384.42 = 2,815,846.90/x
  3. Step 3: Cross multiply
    8,574,062.07x = 12,858,384.42 × 2,815,846.90
  4. Step 4: Simplify right side
    8,574,062.07x = 36,207,241,875,919.34
  5. Step 5: Solve for x
    x = 36,207,241,875,919.34/8,574,062.07
  6. Step 6: Final answer
    x = 4,222,880.77

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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.