Home / 22,723,355.76-31,359,004.76-13,438,884.66

Finding the Fourth Proportional to 22,723,355.76, 31,359,004.76 and 13,438,884.66

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Solution

The fourth proportional to 22,723,355.76, 31,359,004.76 and 13,438,884.66 is: 18,546,118.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,723,355.76 : 31,359,004.76 = 13,438,884.66 : x
  2. Step 2: Convert to fraction form
    22,723,355.76/31,359,004.76 = 13,438,884.66/x
  3. Step 3: Cross multiply
    22,723,355.76x = 31,359,004.76 × 13,438,884.66
  4. Step 4: Simplify right side
    22,723,355.76x = 421,430,047,938,031.94
  5. Step 5: Solve for x
    x = 421,430,047,938,031.94/22,723,355.76
  6. Step 6: Final answer
    x = 18,546,118.47

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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.