Home / 40,661,135.93-56,112,367.89-22,326,421.43

Finding the Fourth Proportional to 40,661,135.93, 56,112,367.89 and 22,326,421.43

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Solution

The fourth proportional to 40,661,135.93, 56,112,367.89 and 22,326,421.43 is: 30,810,461.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,661,135.93 : 56,112,367.89 = 22,326,421.43 : x
  2. Step 2: Convert to fraction form
    40,661,135.93/56,112,367.89 = 22,326,421.43/x
  3. Step 3: Cross multiply
    40,661,135.93x = 56,112,367.89 × 22,326,421.43
  4. Step 4: Simplify right side
    40,661,135.93x = 1,252,788,372,947,340
  5. Step 5: Solve for x
    x = 1,252,788,372,947,340/40,661,135.93
  6. Step 6: Final answer
    x = 30,810,461.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.