Home / 37,855,041.12-52,239,981.24-20,451,376.26

Finding the Fourth Proportional to 37,855,041.12, 52,239,981.24 and 20,451,376.26

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Solution

The fourth proportional to 37,855,041.12, 52,239,981.24 and 20,451,376.26 is: 28,222,912.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,855,041.12 : 52,239,981.24 = 20,451,376.26 : x
  2. Step 2: Convert to fraction form
    37,855,041.12/52,239,981.24 = 20,451,376.26/x
  3. Step 3: Cross multiply
    37,855,041.12x = 52,239,981.24 × 20,451,376.26
  4. Step 4: Simplify right side
    37,855,041.12x = 1,068,379,512,154,581.50
  5. Step 5: Solve for x
    x = 1,068,379,512,154,581.50/37,855,041.12
  6. Step 6: Final answer
    x = 28,222,912.47

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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.