Home / 30,752,145.14-42,438,846.02-17,001,995

Finding the Fourth Proportional to 30,752,145.14, 42,438,846.02 and 17,001,995

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Solution

The fourth proportional to 30,752,145.14, 42,438,846.02 and 17,001,995 is: 23,463,242.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,752,145.14 : 42,438,846.02 = 17,001,995 : x
  2. Step 2: Convert to fraction form
    30,752,145.14/42,438,846.02 = 17,001,995/x
  3. Step 3: Cross multiply
    30,752,145.14x = 42,438,846.02 × 17,001,995
  4. Step 4: Simplify right side
    30,752,145.14x = 721,545,047,837,810
  5. Step 5: Solve for x
    x = 721,545,047,837,810/30,752,145.14
  6. Step 6: Final answer
    x = 23,463,242.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.