Home / 8,617,378.62-12,929,020.65-2,941,588.74

Finding the Fourth Proportional to 8,617,378.62, 12,929,020.65 and 2,941,588.74

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Solution

The fourth proportional to 8,617,378.62, 12,929,020.65 and 2,941,588.74 is: 4,413,391.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,617,378.62 : 12,929,020.65 = 2,941,588.74 : x
  2. Step 2: Convert to fraction form
    8,617,378.62/12,929,020.65 = 2,941,588.74/x
  3. Step 3: Cross multiply
    8,617,378.62x = 12,929,020.65 × 2,941,588.74
  4. Step 4: Simplify right side
    8,617,378.62x = 38,031,861,563,267.48
  5. Step 5: Solve for x
    x = 38,031,861,563,267.48/8,617,378.62
  6. Step 6: Final answer
    x = 4,413,391.04

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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.