Home / 5,101,283.38-7,039,722.06-2,778,214.69

Finding the Fourth Proportional to 5,101,283.38, 7,039,722.06 and 2,778,214.69

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Solution

The fourth proportional to 5,101,283.38, 7,039,722.06 and 2,778,214.69 is: 3,833,909.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,101,283.38 : 7,039,722.06 = 2,778,214.69 : x
  2. Step 2: Convert to fraction form
    5,101,283.38/7,039,722.06 = 2,778,214.69/x
  3. Step 3: Cross multiply
    5,101,283.38x = 7,039,722.06 × 2,778,214.69
  4. Step 4: Simplify right side
    5,101,283.38x = 19,557,859,240,609.06
  5. Step 5: Solve for x
    x = 19,557,859,240,609.06/5,101,283.38
  6. Step 6: Final answer
    x = 3,833,909.58

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1.5x scale

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.