Home / 4,668,570.56-6,447,941.78-3,138,020.48

Finding the Fourth Proportional to 4,668,570.56, 6,447,941.78 and 3,138,020.48

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Solution

The fourth proportional to 4,668,570.56, 6,447,941.78 and 3,138,020.48 is: 4,334,040.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,668,570.56 : 6,447,941.78 = 3,138,020.48 : x
  2. Step 2: Convert to fraction form
    4,668,570.56/6,447,941.78 = 3,138,020.48/x
  3. Step 3: Cross multiply
    4,668,570.56x = 6,447,941.78 × 3,138,020.48
  4. Step 4: Simplify right side
    4,668,570.56x = 20,233,773,359,487.66
  5. Step 5: Solve for x
    x = 20,233,773,359,487.66/4,668,570.56
  6. Step 6: Final answer
    x = 4,334,040.39

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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.