Home / 37,117,812.20-51,222,470.10-20,600,424.68

Finding the Fourth Proportional to 37,117,812.20, 51,222,470.10 and 20,600,424.68

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Solution

The fourth proportional to 37,117,812.20, 51,222,470.10 and 20,600,424.68 is: 28,428,524.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,117,812.20 : 51,222,470.10 = 20,600,424.68 : x
  2. Step 2: Convert to fraction form
    37,117,812.20/51,222,470.10 = 20,600,424.68/x
  3. Step 3: Cross multiply
    37,117,812.20x = 51,222,470.10 × 20,600,424.68
  4. Step 4: Simplify right side
    37,117,812.20x = 1,055,204,637,218,602.12
  5. Step 5: Solve for x
    x = 1,055,204,637,218,602.12/37,117,812.20
  6. Step 6: Final answer
    x = 28,428,524.60

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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.