Home / 6,464,344.02-9,695,154.60-1,915,431.36

Finding the Fourth Proportional to 6,464,344.02, 9,695,154.60 and 1,915,431.36

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Solution

The fourth proportional to 6,464,344.02, 9,695,154.60 and 1,915,431.36 is: 2,872,743.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,464,344.02 : 9,695,154.60 = 1,915,431.36 : x
  2. Step 2: Convert to fraction form
    6,464,344.02/9,695,154.60 = 1,915,431.36/x
  3. Step 3: Cross multiply
    6,464,344.02x = 9,695,154.60 × 1,915,431.36
  4. Step 4: Simplify right side
    6,464,344.02x = 18,570,403,160,888.26
  5. Step 5: Solve for x
    x = 18,570,403,160,888.26/6,464,344.02
  6. Step 6: Final answer
    x = 2,872,743.64

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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.