Home / 6,871,854.51-9,483,995.70-3,971,269.08

Finding the Fourth Proportional to 6,871,854.51, 9,483,995.70 and 3,971,269.08

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Solution

The fourth proportional to 6,871,854.51, 9,483,995.70 and 3,971,269.08 is: 5,480,834.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871,854.51 : 9,483,995.70 = 3,971,269.08 : x
  2. Step 2: Convert to fraction form
    6,871,854.51/9,483,995.70 = 3,971,269.08/x
  3. Step 3: Cross multiply
    6,871,854.51x = 9,483,995.70 × 3,971,269.08
  4. Step 4: Simplify right side
    6,871,854.51x = 37,663,498,878,262.95
  5. Step 5: Solve for x
    x = 37,663,498,878,262.95/6,871,854.51
  6. Step 6: Final answer
    x = 5,480,834.73

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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.