Home / 10,018,019.52-13,824,871.42-5,667,013.10

Finding the Fourth Proportional to 10,018,019.52, 13,824,871.42 and 5,667,013.10

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Solution

The fourth proportional to 10,018,019.52, 13,824,871.42 and 5,667,013.10 is: 7,820,480.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018,019.52 : 13,824,871.42 = 5,667,013.10 : x
  2. Step 2: Convert to fraction form
    10,018,019.52/13,824,871.42 = 5,667,013.10/x
  3. Step 3: Cross multiply
    10,018,019.52x = 13,824,871.42 × 5,667,013.10
  4. Step 4: Simplify right side
    10,018,019.52x = 78,345,727,442,955.59
  5. Step 5: Solve for x
    x = 78,345,727,442,955.59/10,018,019.52
  6. Step 6: Final answer
    x = 7,820,480.61

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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.