Home / 6,378,290.88-9,557,984.82-5,249,077.16

Finding the Fourth Proportional to 6,378,290.88, 9,557,984.82 and 5,249,077.16

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Solution

The fourth proportional to 6,378,290.88, 9,557,984.82 and 5,249,077.16 is: 7,865,837.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378,290.88 : 9,557,984.82 = 5,249,077.16 : x
  2. Step 2: Convert to fraction form
    6,378,290.88/9,557,984.82 = 5,249,077.16/x
  3. Step 3: Cross multiply
    6,378,290.88x = 9,557,984.82 × 5,249,077.16
  4. Step 4: Simplify right side
    6,378,290.88x = 50,170,599,814,288.71
  5. Step 5: Solve for x
    x = 50,170,599,814,288.71/6,378,290.88
  6. Step 6: Final answer
    x = 7,865,837.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.