Home / 28,989,645.53-40,003,332.77-17,066,566.62

Finding the Fourth Proportional to 28,989,645.53, 40,003,332.77 and 17,066,566.62

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Solution

The fourth proportional to 28,989,645.53, 40,003,332.77 and 17,066,566.62 is: 23,550,461.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,989,645.53 : 40,003,332.77 = 17,066,566.62 : x
  2. Step 2: Convert to fraction form
    28,989,645.53/40,003,332.77 = 17,066,566.62/x
  3. Step 3: Cross multiply
    28,989,645.53x = 40,003,332.77 × 17,066,566.62
  4. Step 4: Simplify right side
    28,989,645.53x = 682,719,543,783,900.62
  5. Step 5: Solve for x
    x = 682,719,543,783,900.62/28,989,645.53
  6. Step 6: Final answer
    x = 23,550,461.95

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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.