Home / 11,293,988.72-15,579,967.34-7,376,038

Finding the Fourth Proportional to 11,293,988.72, 15,579,967.34 and 7,376,038

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Solution

The fourth proportional to 11,293,988.72, 15,579,967.34 and 7,376,038 is: 10,175,185.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,293,988.72 : 15,579,967.34 = 7,376,038 : x
  2. Step 2: Convert to fraction form
    11,293,988.72/15,579,967.34 = 7,376,038/x
  3. Step 3: Cross multiply
    11,293,988.72x = 15,579,967.34 × 7,376,038
  4. Step 4: Simplify right side
    11,293,988.72x = 114,918,431,138,598.92
  5. Step 5: Solve for x
    x = 114,918,431,138,598.92/11,293,988.72
  6. Step 6: Final answer
    x = 10,175,185.58

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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.