Home / 37,518,121.62-51,776,625.96-20,772,861

Finding the Fourth Proportional to 37,518,121.62, 51,776,625.96 and 20,772,861

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Solution

The fourth proportional to 37,518,121.62, 51,776,625.96 and 20,772,861 is: 28,667,444.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,518,121.62 : 51,776,625.96 = 20,772,861 : x
  2. Step 2: Convert to fraction form
    37,518,121.62/51,776,625.96 = 20,772,861/x
  3. Step 3: Cross multiply
    37,518,121.62x = 51,776,625.96 × 20,772,861
  4. Step 4: Simplify right side
    37,518,121.62x = 1,075,548,654,116,071.62
  5. Step 5: Solve for x
    x = 1,075,548,654,116,071.62/37,518,121.62
  6. Step 6: Final answer
    x = 28,667,444.10

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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.