Home / 38,900,039.48-53,684,120.92-22,382,673.70

Finding the Fourth Proportional to 38,900,039.48, 53,684,120.92 and 22,382,673.70

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Solution

The fourth proportional to 38,900,039.48, 53,684,120.92 and 22,382,673.70 is: 30,889,278.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,900,039.48 : 53,684,120.92 = 22,382,673.70 : x
  2. Step 2: Convert to fraction form
    38,900,039.48/53,684,120.92 = 22,382,673.70/x
  3. Step 3: Cross multiply
    38,900,039.48x = 53,684,120.92 × 22,382,673.70
  4. Step 4: Simplify right side
    38,900,039.48x = 1,201,594,161,423,703.75
  5. Step 5: Solve for x
    x = 1,201,594,161,423,703.75/38,900,039.48
  6. Step 6: Final answer
    x = 30,889,278.71

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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.