Home / 27,245,434.16-37,601,356.20-20,357,958.80

Finding the Fourth Proportional to 27,245,434.16, 37,601,356.20 and 20,357,958.80

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Solution

The fourth proportional to 27,245,434.16, 37,601,356.20 and 20,357,958.80 is: 28,095,968.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,245,434.16 : 37,601,356.20 = 20,357,958.80 : x
  2. Step 2: Convert to fraction form
    27,245,434.16/37,601,356.20 = 20,357,958.80/x
  3. Step 3: Cross multiply
    27,245,434.16x = 37,601,356.20 × 20,357,958.80
  4. Step 4: Simplify right side
    27,245,434.16x = 765,486,860,343,724.62
  5. Step 5: Solve for x
    x = 765,486,860,343,724.62/27,245,434.16
  6. Step 6: Final answer
    x = 28,095,968.52

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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.