Home / 7,152,939.59-9,871,315.83-4,097,744.33

Finding the Fourth Proportional to 7,152,939.59, 9,871,315.83 and 4,097,744.33

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Solution

The fourth proportional to 7,152,939.59, 9,871,315.83 and 4,097,744.33 is: 5,655,035.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,939.59 : 9,871,315.83 = 4,097,744.33 : x
  2. Step 2: Convert to fraction form
    7,152,939.59/9,871,315.83 = 4,097,744.33/x
  3. Step 3: Cross multiply
    7,152,939.59x = 9,871,315.83 × 4,097,744.33
  4. Step 4: Simplify right side
    7,152,939.59x = 40,450,128,422,665.16
  5. Step 5: Solve for x
    x = 40,450,128,422,665.16/7,152,939.59
  6. Step 6: Final answer
    x = 5,655,035.66

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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.