Home / 10,878,491.80-16,312,122.30-3,201,138.94

Finding the Fourth Proportional to 10,878,491.80, 16,312,122.30 and 3,201,138.94

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Solution

The fourth proportional to 10,878,491.80, 16,312,122.30 and 3,201,138.94 is: 4,800,056.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,878,491.80 : 16,312,122.30 = 3,201,138.94 : x
  2. Step 2: Convert to fraction form
    10,878,491.80/16,312,122.30 = 3,201,138.94/x
  3. Step 3: Cross multiply
    10,878,491.80x = 16,312,122.30 × 3,201,138.94
  4. Step 4: Simplify right side
    10,878,491.80x = 52,217,369,888,572.37
  5. Step 5: Solve for x
    x = 52,217,369,888,572.37/10,878,491.80
  6. Step 6: Final answer
    x = 4,800,056.00

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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.