Home / 36,114,691.76-49,837,646.13-21,980,769.26

Finding the Fourth Proportional to 36,114,691.76, 49,837,646.13 and 21,980,769.26

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Solution

The fourth proportional to 36,114,691.76, 49,837,646.13 and 21,980,769.26 is: 30,333,079.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,114,691.76 : 49,837,646.13 = 21,980,769.26 : x
  2. Step 2: Convert to fraction form
    36,114,691.76/49,837,646.13 = 21,980,769.26/x
  3. Step 3: Cross multiply
    36,114,691.76x = 49,837,646.13 × 21,980,769.26
  4. Step 4: Simplify right side
    36,114,691.76x = 1,095,469,800,117,424.50
  5. Step 5: Solve for x
    x = 1,095,469,800,117,424.50/36,114,691.76
  6. Step 6: Final answer
    x = 30,333,079.05

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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.