Home / 40,543,199.47-55,950,518.66-23,139,195.49

Finding the Fourth Proportional to 40,543,199.47, 55,950,518.66 and 23,139,195.49

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Solution

The fourth proportional to 40,543,199.47, 55,950,518.66 and 23,139,195.49 is: 31,932,605.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,543,199.47 : 55,950,518.66 = 23,139,195.49 : x
  2. Step 2: Convert to fraction form
    40,543,199.47/55,950,518.66 = 23,139,195.49/x
  3. Step 3: Cross multiply
    40,543,199.47x = 55,950,518.66 × 23,139,195.49
  4. Step 4: Simplify right side
    40,543,199.47x = 1,294,649,989,065,291.50
  5. Step 5: Solve for x
    x = 1,294,649,989,065,291.50/40,543,199.47
  6. Step 6: Final answer
    x = 31,932,605.37

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1.5x scale

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.