Home / 26,666,355.41-39,999,584.61-10,279,356.69

Finding the Fourth Proportional to 26,666,355.41, 39,999,584.61 and 10,279,356.69

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Solution

The fourth proportional to 26,666,355.41, 39,999,584.61 and 10,279,356.69 is: 15,419,054.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,666,355.41 : 39,999,584.61 = 10,279,356.69 : x
  2. Step 2: Convert to fraction form
    26,666,355.41/39,999,584.61 = 10,279,356.69/x
  3. Step 3: Cross multiply
    26,666,355.41x = 39,999,584.61 × 10,279,356.69
  4. Step 4: Simplify right side
    26,666,355.41x = 411,169,997,554,130
  5. Step 5: Solve for x
    x = 411,169,997,554,130/26,666,355.41
  6. Step 6: Final answer
    x = 15,419,054.88

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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.