Home / 9,513,077.19-13,127,864.43-5,383,033.18

Finding the Fourth Proportional to 9,513,077.19, 13,127,864.43 and 5,383,033.18

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Solution

The fourth proportional to 9,513,077.19, 13,127,864.43 and 5,383,033.18 is: 7,428,482.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513,077.19 : 13,127,864.43 = 5,383,033.18 : x
  2. Step 2: Convert to fraction form
    9,513,077.19/13,127,864.43 = 5,383,033.18/x
  3. Step 3: Cross multiply
    9,513,077.19x = 13,127,864.43 × 5,383,033.18
  4. Step 4: Simplify right side
    9,513,077.19x = 70,667,729,809,231.78
  5. Step 5: Solve for x
    x = 70,667,729,809,231.78/9,513,077.19
  6. Step 6: Final answer
    x = 7,428,482.75

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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.