Home / 7,444,818.60-11,167,227.90-6,688,991.40

Finding the Fourth Proportional to 7,444,818.60, 11,167,227.90 and 6,688,991.40

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Solution

The fourth proportional to 7,444,818.60, 11,167,227.90 and 6,688,991.40 is: 10,033,487.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,444,818.60 : 11,167,227.90 = 6,688,991.40 : x
  2. Step 2: Convert to fraction form
    7,444,818.60/11,167,227.90 = 6,688,991.40/x
  3. Step 3: Cross multiply
    7,444,818.60x = 11,167,227.90 × 6,688,991.40
  4. Step 4: Simplify right side
    7,444,818.60x = 74,697,491,384,940.06
  5. Step 5: Solve for x
    x = 74,697,491,384,940.06/7,444,818.60
  6. Step 6: Final answer
    x = 10,033,487.10

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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.