Home / 12,141,592.34-16,756,352.57-6,914,821.51

Finding the Fourth Proportional to 12,141,592.34, 16,756,352.57 and 6,914,821.51

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Solution

The fourth proportional to 12,141,592.34, 16,756,352.57 and 6,914,821.51 is: 9,542,997.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,141,592.34 : 16,756,352.57 = 6,914,821.51 : x
  2. Step 2: Convert to fraction form
    12,141,592.34/16,756,352.57 = 6,914,821.51/x
  3. Step 3: Cross multiply
    12,141,592.34x = 16,756,352.57 × 6,914,821.51
  4. Step 4: Simplify right side
    12,141,592.34x = 115,867,187,061,823.91
  5. Step 5: Solve for x
    x = 115,867,187,061,823.91/12,141,592.34
  6. Step 6: Final answer
    x = 9,542,997.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.