Home / 11,031,138.16-16,573,731.13-10,419,317.62

Finding the Fourth Proportional to 11,031,138.16, 16,573,731.13 and 10,419,317.62

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Solution

The fourth proportional to 11,031,138.16, 16,573,731.13 and 10,419,317.62 is: 15,654,501.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,031,138.16 : 16,573,731.13 = 10,419,317.62 : x
  2. Step 2: Convert to fraction form
    11,031,138.16/16,573,731.13 = 10,419,317.62/x
  3. Step 3: Cross multiply
    11,031,138.16x = 16,573,731.13 × 10,419,317.62
  4. Step 4: Simplify right side
    11,031,138.16x = 172,686,968,763,541.31
  5. Step 5: Solve for x
    x = 172,686,968,763,541.31/11,031,138.16
  6. Step 6: Final answer
    x = 15,654,501.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.