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Finding the Fourth Proportional to 15,777,356.15, 23,666,034.23 and 15,777,356.15

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Solution

The fourth proportional to 15,777,356.15, 23,666,034.23 and 15,777,356.15 is: 23,666,034.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,777,356.15 : 23,666,034.23 = 15,777,356.15 : x
  2. Step 2: Convert to fraction form
    15,777,356.15/23,666,034.23 = 15,777,356.15/x
  3. Step 3: Cross multiply
    15,777,356.15x = 23,666,034.23 × 15,777,356.15
  4. Step 4: Simplify right side
    15,777,356.15x = 373,387,450,625,914.25
  5. Step 5: Solve for x
    x = 373,387,450,625,914.25/15,777,356.15
  6. Step 6: Final answer
    x = 23,666,034.23

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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.