Home / 47,974,665.84-71,969,956.55-16,842,252.36

Finding the Fourth Proportional to 47,974,665.84, 71,969,956.55 and 16,842,252.36

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Solution

The fourth proportional to 47,974,665.84, 71,969,956.55 and 16,842,252.36 is: 25,266,172.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,974,665.84 : 71,969,956.55 = 16,842,252.36 : x
  2. Step 2: Convert to fraction form
    47,974,665.84/71,969,956.55 = 16,842,252.36/x
  3. Step 3: Cross multiply
    47,974,665.84x = 71,969,956.55 × 16,842,252.36
  4. Step 4: Simplify right side
    47,974,665.84x = 1,212,136,170,397,338.50
  5. Step 5: Solve for x
    x = 1,212,136,170,397,338.50/47,974,665.84
  6. Step 6: Final answer
    x = 25,266,172.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.