Home / 15,942,365.78-23,917,343.19-5,159,666.64

Finding the Fourth Proportional to 15,942,365.78, 23,917,343.19 and 5,159,666.64

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Solution

The fourth proportional to 15,942,365.78, 23,917,343.19 and 5,159,666.64 is: 7,740,728.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,942,365.78 : 23,917,343.19 = 5,159,666.64 : x
  2. Step 2: Convert to fraction form
    15,942,365.78/23,917,343.19 = 5,159,666.64/x
  3. Step 3: Cross multiply
    15,942,365.78x = 23,917,343.19 × 5,159,666.64
  4. Step 4: Simplify right side
    15,942,365.78x = 123,405,517,739,703.53
  5. Step 5: Solve for x
    x = 123,405,517,739,703.53/15,942,365.78
  6. Step 6: Final answer
    x = 7,740,728.03

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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.