Home / 40,490,167.50-55,876,431.18-22,155,453

Finding the Fourth Proportional to 40,490,167.50, 55,876,431.18 and 22,155,453

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Solution

The fourth proportional to 40,490,167.50, 55,876,431.18 and 22,155,453 is: 30,574,525.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,490,167.50 : 55,876,431.18 = 22,155,453 : x
  2. Step 2: Convert to fraction form
    40,490,167.50/55,876,431.18 = 22,155,453/x
  3. Step 3: Cross multiply
    40,490,167.50x = 55,876,431.18 × 22,155,453
  4. Step 4: Simplify right side
    40,490,167.50x = 1,237,967,644,816,224.50
  5. Step 5: Solve for x
    x = 1,237,967,644,816,224.50/40,490,167.50
  6. Step 6: Final answer
    x = 30,574,525.16

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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.