Home / 22,712,444.89-31,343,014.51-12,399,167.99

Finding the Fourth Proportional to 22,712,444.89, 31,343,014.51 and 12,399,167.99

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Solution

The fourth proportional to 22,712,444.89, 31,343,014.51 and 12,399,167.99 is: 17,110,764.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,712,444.89 : 31,343,014.51 = 12,399,167.99 : x
  2. Step 2: Convert to fraction form
    22,712,444.89/31,343,014.51 = 12,399,167.99/x
  3. Step 3: Cross multiply
    22,712,444.89x = 31,343,014.51 × 12,399,167.99
  4. Step 4: Simplify right side
    22,712,444.89x = 388,627,302,040,780.19
  5. Step 5: Solve for x
    x = 388,627,302,040,780.19/22,712,444.89
  6. Step 6: Final answer
    x = 17,110,764.78

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1.5x scale

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.