Home / 10,775,138.81-14,870,006.80-5,880,674.82

Finding the Fourth Proportional to 10,775,138.81, 14,870,006.80 and 5,880,674.82

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Solution

The fourth proportional to 10,775,138.81, 14,870,006.80 and 5,880,674.82 is: 8,115,503.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,775,138.81 : 14,870,006.80 = 5,880,674.82 : x
  2. Step 2: Convert to fraction form
    10,775,138.81/14,870,006.80 = 5,880,674.82/x
  3. Step 3: Cross multiply
    10,775,138.81x = 14,870,006.80 × 5,880,674.82
  4. Step 4: Simplify right side
    10,775,138.81x = 87,445,674,603,049.62
  5. Step 5: Solve for x
    x = 87,445,674,603,049.62/10,775,138.81
  6. Step 6: Final answer
    x = 8,115,503.31

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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.