Home / 7,731,641.36-10,669,042.81-4,468,667.43

Finding the Fourth Proportional to 7,731,641.36, 10,669,042.81 and 4,468,667.43

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Solution

The fourth proportional to 7,731,641.36, 10,669,042.81 and 4,468,667.43 is: 6,166,401.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731,641.36 : 10,669,042.81 = 4,468,667.43 : x
  2. Step 2: Convert to fraction form
    7,731,641.36/10,669,042.81 = 4,468,667.43/x
  3. Step 3: Cross multiply
    7,731,641.36x = 10,669,042.81 × 4,468,667.43
  4. Step 4: Simplify right side
    7,731,641.36x = 47,676,404,159,917.42
  5. Step 5: Solve for x
    x = 47,676,404,159,917.42/7,731,641.36
  6. Step 6: Final answer
    x = 6,166,401.40

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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.