Home / 34,676,971.39-51,943,074.18-20,799,920.71

Finding the Fourth Proportional to 34,676,971.39, 51,943,074.18 and 20,799,920.71

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Solution

The fourth proportional to 34,676,971.39, 51,943,074.18 and 20,799,920.71 is: 31,156,464.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,676,971.39 : 51,943,074.18 = 20,799,920.71 : x
  2. Step 2: Convert to fraction form
    34,676,971.39/51,943,074.18 = 20,799,920.71/x
  3. Step 3: Cross multiply
    34,676,971.39x = 51,943,074.18 × 20,799,920.71
  4. Step 4: Simplify right side
    34,676,971.39x = 1,080,411,824,377,648.25
  5. Step 5: Solve for x
    x = 1,080,411,824,377,648.25/34,676,971.39
  6. Step 6: Final answer
    x = 31,156,464.39

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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.