Home / 12,839,701.84-19,267,898.55-5,560,270.72

Finding the Fourth Proportional to 12,839,701.84, 19,267,898.55 and 5,560,270.72

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Solution

The fourth proportional to 12,839,701.84, 19,267,898.55 and 5,560,270.72 is: 8,344,020.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,839,701.84 : 19,267,898.55 = 5,560,270.72 : x
  2. Step 2: Convert to fraction form
    12,839,701.84/19,267,898.55 = 5,560,270.72/x
  3. Step 3: Cross multiply
    12,839,701.84x = 19,267,898.55 × 5,560,270.72
  4. Step 4: Simplify right side
    12,839,701.84x = 107,134,732,143,495.45
  5. Step 5: Solve for x
    x = 107,134,732,143,495.45/12,839,701.84
  6. Step 6: Final answer
    x = 8,344,020.25

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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.