Home / 10,339,472.78-15,502,027.10-4,579,067.42

Finding the Fourth Proportional to 10,339,472.78, 15,502,027.10 and 4,579,067.42

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Solution

The fourth proportional to 10,339,472.78, 15,502,027.10 and 4,579,067.42 is: 6,865,420.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,339,472.78 : 15,502,027.10 = 4,579,067.42 : x
  2. Step 2: Convert to fraction form
    10,339,472.78/15,502,027.10 = 4,579,067.42/x
  3. Step 3: Cross multiply
    10,339,472.78x = 15,502,027.10 × 4,579,067.42
  4. Step 4: Simplify right side
    10,339,472.78x = 70,984,827,137,161.61
  5. Step 5: Solve for x
    x = 70,984,827,137,161.61/10,339,472.78
  6. Step 6: Final answer
    x = 6,865,420.38

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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.