Home / 9,906,948.91-13,671,688.53-5,555,941.81

Finding the Fourth Proportional to 9,906,948.91, 13,671,688.53 and 5,555,941.81

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Solution

The fourth proportional to 9,906,948.91, 13,671,688.53 and 5,555,941.81 is: 7,667,255.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,906,948.91 : 13,671,688.53 = 5,555,941.81 : x
  2. Step 2: Convert to fraction form
    9,906,948.91/13,671,688.53 = 5,555,941.81/x
  3. Step 3: Cross multiply
    9,906,948.91x = 13,671,688.53 × 5,555,941.81
  4. Step 4: Simplify right side
    9,906,948.91x = 75,959,105,917,124.44
  5. Step 5: Solve for x
    x = 75,959,105,917,124.44/9,906,948.91
  6. Step 6: Final answer
    x = 7,667,255.24

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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.