Home / 10,502,667.40-15,754,001.10-5,967,704.20

Finding the Fourth Proportional to 10,502,667.40, 15,754,001.10 and 5,967,704.20

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Solution

The fourth proportional to 10,502,667.40, 15,754,001.10 and 5,967,704.20 is: 8,951,556.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502,667.40 : 15,754,001.10 = 5,967,704.20 : x
  2. Step 2: Convert to fraction form
    10,502,667.40/15,754,001.10 = 5,967,704.20/x
  3. Step 3: Cross multiply
    10,502,667.40x = 15,754,001.10 × 5,967,704.20
  4. Step 4: Simplify right side
    10,502,667.40x = 94,015,218,531,274.62
  5. Step 5: Solve for x
    x = 94,015,218,531,274.62/10,502,667.40
  6. Step 6: Final answer
    x = 8,951,556.30

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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.