Home / 42,667,763.31-64,001,676.09-10,319,697

Finding the Fourth Proportional to 42,667,763.31, 64,001,676.09 and 10,319,697

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Solution

The fourth proportional to 42,667,763.31, 64,001,676.09 and 10,319,697 is: 15,479,553.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,667,763.31 : 64,001,676.09 = 10,319,697 : x
  2. Step 2: Convert to fraction form
    42,667,763.31/64,001,676.09 = 10,319,697/x
  3. Step 3: Cross multiply
    42,667,763.31x = 64,001,676.09 × 10,319,697
  4. Step 4: Simplify right side
    42,667,763.31x = 660,477,904,740,944.75
  5. Step 5: Solve for x
    x = 660,477,904,740,944.75/42,667,763.31
  6. Step 6: Final answer
    x = 15,479,553.03

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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.