Home / 10,778,294.70-16,143,822.45-9,361,118.70

Finding the Fourth Proportional to 10,778,294.70, 16,143,822.45 and 9,361,118.70

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Solution

The fourth proportional to 10,778,294.70, 16,143,822.45 and 9,361,118.70 is: 14,021,164.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,778,294.70 : 16,143,822.45 = 9,361,118.70 : x
  2. Step 2: Convert to fraction form
    10,778,294.70/16,143,822.45 = 9,361,118.70/x
  3. Step 3: Cross multiply
    10,778,294.70x = 16,143,822.45 × 9,361,118.70
  4. Step 4: Simplify right side
    10,778,294.70x = 151,124,238,226,174.78
  5. Step 5: Solve for x
    x = 151,124,238,226,174.78/10,778,294.70
  6. Step 6: Final answer
    x = 14,021,164.06

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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.