Home / 40,275,965.63-60,423,240.47-12,608,310.65

Finding the Fourth Proportional to 40,275,965.63, 60,423,240.47 and 12,608,310.65

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Solution

The fourth proportional to 40,275,965.63, 60,423,240.47 and 12,608,310.65 is: 18,915,374.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,275,965.63 : 60,423,240.47 = 12,608,310.65 : x
  2. Step 2: Convert to fraction form
    40,275,965.63/60,423,240.47 = 12,608,310.65/x
  3. Step 3: Cross multiply
    40,275,965.63x = 60,423,240.47 × 12,608,310.65
  4. Step 4: Simplify right side
    40,275,965.63x = 761,834,985,960,254.25
  5. Step 5: Solve for x
    x = 761,834,985,960,254.25/40,275,965.63
  6. Step 6: Final answer
    x = 18,915,374.81

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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.