Home / 7,152,854.70-9,871,199.07-4,097,659.44

Finding the Fourth Proportional to 7,152,854.70, 9,871,199.07 and 4,097,659.44

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Solution

The fourth proportional to 7,152,854.70, 9,871,199.07 and 4,097,659.44 is: 5,654,918.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,854.70 : 9,871,199.07 = 4,097,659.44 : x
  2. Step 2: Convert to fraction form
    7,152,854.70/9,871,199.07 = 4,097,659.44/x
  3. Step 3: Cross multiply
    7,152,854.70x = 9,871,199.07 × 4,097,659.44
  4. Step 4: Simplify right side
    7,152,854.70x = 40,448,812,053,304.72
  5. Step 5: Solve for x
    x = 40,448,812,053,304.72/7,152,854.70
  6. Step 6: Final answer
    x = 5,654,918.74

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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.