Home / 7,731,636.81-10,669,036.55-4,468,662.88

Finding the Fourth Proportional to 7,731,636.81, 10,669,036.55 and 4,468,662.88

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Solution

The fourth proportional to 7,731,636.81, 10,669,036.55 and 4,468,662.88 is: 6,166,395.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731,636.81 : 10,669,036.55 = 4,468,662.88 : x
  2. Step 2: Convert to fraction form
    7,731,636.81/10,669,036.55 = 4,468,662.88/x
  3. Step 3: Cross multiply
    7,731,636.81x = 10,669,036.55 × 4,468,662.88
  4. Step 4: Simplify right side
    7,731,636.81x = 47,676,327,543,003.09
  5. Step 5: Solve for x
    x = 47,676,327,543,003.09/7,731,636.81
  6. Step 6: Final answer
    x = 6,166,395.13

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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.