Home / 18,960,542.11-26,158,102.93-11,011,731.32

Finding the Fourth Proportional to 18,960,542.11, 26,158,102.93 and 11,011,731.32

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Solution

The fourth proportional to 18,960,542.11, 26,158,102.93 and 11,011,731.32 is: 15,191,865.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,960,542.11 : 26,158,102.93 = 11,011,731.32 : x
  2. Step 2: Convert to fraction form
    18,960,542.11/26,158,102.93 = 11,011,731.32/x
  3. Step 3: Cross multiply
    18,960,542.11x = 26,158,102.93 × 11,011,731.32
  4. Step 4: Simplify right side
    18,960,542.11x = 288,046,001,343,930.69
  5. Step 5: Solve for x
    x = 288,046,001,343,930.69/18,960,542.11
  6. Step 6: Final answer
    x = 15,191,865.28

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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.