Home / 22,723,355.68-31,359,004.65-13,438,884.58

Finding the Fourth Proportional to 22,723,355.68, 31,359,004.65 and 13,438,884.58

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Solution

The fourth proportional to 22,723,355.68, 31,359,004.65 and 13,438,884.58 is: 18,546,118.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,723,355.68 : 31,359,004.65 = 13,438,884.58 : x
  2. Step 2: Convert to fraction form
    22,723,355.68/31,359,004.65 = 13,438,884.58/x
  3. Step 3: Cross multiply
    22,723,355.68x = 31,359,004.65 × 13,438,884.58
  4. Step 4: Simplify right side
    22,723,355.68x = 421,430,043,956,635.81
  5. Step 5: Solve for x
    x = 421,430,043,956,635.81/22,723,355.68
  6. Step 6: Final answer
    x = 18,546,118.36

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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.