Home / 28,989,604.19-43,505,152.72-10,545,513.53

Finding the Fourth Proportional to 28,989,604.19, 43,505,152.72 and 10,545,513.53

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Solution

The fourth proportional to 28,989,604.19, 43,505,152.72 and 10,545,513.53 is: 15,825,817.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,989,604.19 : 43,505,152.72 = 10,545,513.53 : x
  2. Step 2: Convert to fraction form
    28,989,604.19/43,505,152.72 = 10,545,513.53/x
  3. Step 3: Cross multiply
    28,989,604.19x = 43,505,152.72 × 10,545,513.53
  4. Step 4: Simplify right side
    28,989,604.19x = 458,784,176,363,223
  5. Step 5: Solve for x
    x = 458,784,176,363,223/28,989,604.19
  6. Step 6: Final answer
    x = 15,825,817.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.