Home / 10,864,616.40-16,299,111.60-3,188,246.40

Finding the Fourth Proportional to 10,864,616.40, 16,299,111.60 and 3,188,246.40

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Solution

The fourth proportional to 10,864,616.40, 16,299,111.60 and 3,188,246.40 is: 4,783,011.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,864,616.40 : 16,299,111.60 = 3,188,246.40 : x
  2. Step 2: Convert to fraction form
    10,864,616.40/16,299,111.60 = 3,188,246.40/x
  3. Step 3: Cross multiply
    10,864,616.40x = 16,299,111.60 × 3,188,246.40
  4. Step 4: Simplify right side
    10,864,616.40x = 51,965,583,881,898.23
  5. Step 5: Solve for x
    x = 51,965,583,881,898.23/10,864,616.40
  6. Step 6: Final answer
    x = 4,783,011.38

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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.