Home / 9,555,613.70-13,182,831.88-5,424,749.78

Finding the Fourth Proportional to 9,555,613.70, 13,182,831.88 and 5,424,749.78

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Solution

The fourth proportional to 9,555,613.70, 13,182,831.88 and 5,424,749.78 is: 7,483,932.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,555,613.70 : 13,182,831.88 = 5,424,749.78 : x
  2. Step 2: Convert to fraction form
    9,555,613.70/13,182,831.88 = 5,424,749.78/x
  3. Step 3: Cross multiply
    9,555,613.70x = 13,182,831.88 × 5,424,749.78
  4. Step 4: Simplify right side
    9,555,613.70x = 71,513,564,261,330.95
  5. Step 5: Solve for x
    x = 71,513,564,261,330.95/9,555,613.70
  6. Step 6: Final answer
    x = 7,483,932.12

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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.