Home / 9,462,345.11-13,058,047.87-5,111,431.48

Finding the Fourth Proportional to 9,462,345.11, 13,058,047.87 and 5,111,431.48

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Solution

The fourth proportional to 9,462,345.11, 13,058,047.87 and 5,111,431.48 is: 7,053,781.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,462,345.11 : 13,058,047.87 = 5,111,431.48 : x
  2. Step 2: Convert to fraction form
    9,462,345.11/13,058,047.87 = 5,111,431.48/x
  3. Step 3: Cross multiply
    9,462,345.11x = 13,058,047.87 × 5,111,431.48
  4. Step 4: Simplify right side
    9,462,345.11x = 66,745,316,935,242.78
  5. Step 5: Solve for x
    x = 66,745,316,935,242.78/9,462,345.11
  6. Step 6: Final answer
    x = 7,053,781.71

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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.