Home / 8,616,648-12,926,153.78-3,824,231.16

Finding the Fourth Proportional to 8,616,648, 12,926,153.78 and 3,824,231.16

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Solution

The fourth proportional to 8,616,648, 12,926,153.78 and 3,824,231.16 is: 5,736,871.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,616,648 : 12,926,153.78 = 3,824,231.16 : x
  2. Step 2: Convert to fraction form
    8,616,648/12,926,153.78 = 3,824,231.16/x
  3. Step 3: Cross multiply
    8,616,648x = 12,926,153.78 × 3,824,231.16
  4. Step 4: Simplify right side
    8,616,648x = 49,432,600,064,427.78
  5. Step 5: Solve for x
    x = 49,432,600,064,427.78/8,616,648
  6. Step 6: Final answer
    x = 5,736,871.24

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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.