Home / 51,001,873.68-70,381,665-27,796,838.16

Finding the Fourth Proportional to 51,001,873.68, 70,381,665 and 27,796,838.16

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Solution

The fourth proportional to 51,001,873.68, 70,381,665 and 27,796,838.16 is: 38,359,134.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,001,873.68 : 70,381,665 = 27,796,838.16 : x
  2. Step 2: Convert to fraction form
    51,001,873.68/70,381,665 = 27,796,838.16/x
  3. Step 3: Cross multiply
    51,001,873.68x = 70,381,665 × 27,796,838.16
  4. Step 4: Simplify right side
    51,001,873.68x = 1,956,387,751,436,336.50
  5. Step 5: Solve for x
    x = 1,956,387,751,436,336.50/51,001,873.68
  6. Step 6: Final answer
    x = 38,359,134.88

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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.