Home / 31,518,008.22-43,494,881.67-17,031,320.22

Finding the Fourth Proportional to 31,518,008.22, 43,494,881.67 and 17,031,320.22

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Solution

The fourth proportional to 31,518,008.22, 43,494,881.67 and 17,031,320.22 is: 23,503,238.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,518,008.22 : 43,494,881.67 = 17,031,320.22 : x
  2. Step 2: Convert to fraction form
    31,518,008.22/43,494,881.67 = 17,031,320.22/x
  3. Step 3: Cross multiply
    31,518,008.22x = 43,494,881.67 × 17,031,320.22
  4. Step 4: Simplify right side
    31,518,008.22x = 740,775,257,652,778.38
  5. Step 5: Solve for x
    x = 740,775,257,652,778.38/31,518,008.22
  6. Step 6: Final answer
    x = 23,503,238.29

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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.