Home / 6,669,142.09-9,203,417.06-3,613,356.34

Finding the Fourth Proportional to 6,669,142.09, 9,203,417.06 and 3,613,356.34

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Solution

The fourth proportional to 6,669,142.09, 9,203,417.06 and 3,613,356.34 is: 4,986,432.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,669,142.09 : 9,203,417.06 = 3,613,356.34 : x
  2. Step 2: Convert to fraction form
    6,669,142.09/9,203,417.06 = 3,613,356.34/x
  3. Step 3: Cross multiply
    6,669,142.09x = 9,203,417.06 × 3,613,356.34
  4. Step 4: Simplify right side
    6,669,142.09x = 33,255,225,342,339.84
  5. Step 5: Solve for x
    x = 33,255,225,342,339.84/6,669,142.09
  6. Step 6: Final answer
    x = 4,986,432.27

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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.