Home / 22,764,402.56-31,415,881.92-13,109,720.96

Finding the Fourth Proportional to 22,764,402.56, 31,415,881.92 and 13,109,720.96

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Solution

The fourth proportional to 22,764,402.56, 31,415,881.92 and 13,109,720.96 is: 18,091,994.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,764,402.56 : 31,415,881.92 = 13,109,720.96 : x
  2. Step 2: Convert to fraction form
    22,764,402.56/31,415,881.92 = 13,109,720.96/x
  3. Step 3: Cross multiply
    22,764,402.56x = 31,415,881.92 × 13,109,720.96
  4. Step 4: Simplify right side
    22,764,402.56x = 411,853,445,683,509.12
  5. Step 5: Solve for x
    x = 411,853,445,683,509.12/22,764,402.56
  6. Step 6: Final answer
    x = 18,091,994.49

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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.