Home / 10,382,352.80-15,567,308.40-5,343,504.80

Finding the Fourth Proportional to 10,382,352.80, 15,567,308.40 and 5,343,504.80

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Solution

The fourth proportional to 10,382,352.80, 15,567,308.40 and 5,343,504.80 is: 8,012,055.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,382,352.80 : 15,567,308.40 = 5,343,504.80 : x
  2. Step 2: Convert to fraction form
    10,382,352.80/15,567,308.40 = 5,343,504.80/x
  3. Step 3: Cross multiply
    10,382,352.80x = 15,567,308.40 × 5,343,504.80
  4. Step 4: Simplify right side
    10,382,352.80x = 83,183,987,158,480.31
  5. Step 5: Solve for x
    x = 83,183,987,158,480.31/10,382,352.80
  6. Step 6: Final answer
    x = 8,012,055.53

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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.