Home / 7,618,100.36-10,513,631.40-4,181,005.76

Finding the Fourth Proportional to 7,618,100.36, 10,513,631.40 and 4,181,005.76

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Solution

The fourth proportional to 7,618,100.36, 10,513,631.40 and 4,181,005.76 is: 5,770,146.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,618,100.36 : 10,513,631.40 = 4,181,005.76 : x
  2. Step 2: Convert to fraction form
    7,618,100.36/10,513,631.40 = 4,181,005.76/x
  3. Step 3: Cross multiply
    7,618,100.36x = 10,513,631.40 × 4,181,005.76
  4. Step 4: Simplify right side
    7,618,100.36x = 43,957,553,441,916.86
  5. Step 5: Solve for x
    x = 43,957,553,441,916.86/7,618,100.36
  6. Step 6: Final answer
    x = 5,770,146.28

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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.