Home / 7,658,257.07-10,568,394.72-4,220,498.10

Finding the Fourth Proportional to 7,658,257.07, 10,568,394.72 and 4,220,498.10

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Solution

The fourth proportional to 7,658,257.07, 10,568,394.72 and 4,220,498.10 is: 5,824,287.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,658,257.07 : 10,568,394.72 = 4,220,498.10 : x
  2. Step 2: Convert to fraction form
    7,658,257.07/10,568,394.72 = 4,220,498.10/x
  3. Step 3: Cross multiply
    7,658,257.07x = 10,568,394.72 × 4,220,498.10
  4. Step 4: Simplify right side
    7,658,257.07x = 44,603,889,835,810.03
  5. Step 5: Solve for x
    x = 44,603,889,835,810.03/7,658,257.07
  6. Step 6: Final answer
    x = 5,824,287.36

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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.