Home / 8,311,916.62-11,470,332.81-4,640,889.70

Finding the Fourth Proportional to 8,311,916.62, 11,470,332.81 and 4,640,889.70

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Solution

The fourth proportional to 8,311,916.62, 11,470,332.81 and 4,640,889.70 is: 6,404,365.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,916.62 : 11,470,332.81 = 4,640,889.70 : x
  2. Step 2: Convert to fraction form
    8,311,916.62/11,470,332.81 = 4,640,889.70/x
  3. Step 3: Cross multiply
    8,311,916.62x = 11,470,332.81 × 4,640,889.70
  4. Step 4: Simplify right side
    8,311,916.62x = 53,232,549,393,501.06
  5. Step 5: Solve for x
    x = 53,232,549,393,501.06/8,311,916.62
  6. Step 6: Final answer
    x = 6,404,365.18

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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.