Home / 7,152,844.95-9,871,185.60-4,097,649.69

Finding the Fourth Proportional to 7,152,844.95, 9,871,185.60 and 4,097,649.69

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Solution

The fourth proportional to 7,152,844.95, 9,871,185.60 and 4,097,649.69 is: 5,654,905.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,844.95 : 9,871,185.60 = 4,097,649.69 : x
  2. Step 2: Convert to fraction form
    7,152,844.95/9,871,185.60 = 4,097,649.69/x
  3. Step 3: Cross multiply
    7,152,844.95x = 9,871,185.60 × 4,097,649.69
  4. Step 4: Simplify right side
    7,152,844.95x = 40,448,660,613,772.46
  5. Step 5: Solve for x
    x = 40,448,660,613,772.46/7,152,844.95
  6. Step 6: Final answer
    x = 5,654,905.27

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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.