Home / 17,784,042.16-24,528,436.20-15,307,477.60

Finding the Fourth Proportional to 17,784,042.16, 24,528,436.20 and 15,307,477.60

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Solution

The fourth proportional to 17,784,042.16, 24,528,436.20 and 15,307,477.60 is: 21,112,662.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,784,042.16 : 24,528,436.20 = 15,307,477.60 : x
  2. Step 2: Convert to fraction form
    17,784,042.16/24,528,436.20 = 15,307,477.60/x
  3. Step 3: Cross multiply
    17,784,042.16x = 24,528,436.20 × 15,307,477.60
  4. Step 4: Simplify right side
    17,784,042.16x = 375,468,487,694,529.12
  5. Step 5: Solve for x
    x = 375,468,487,694,529.12/17,784,042.16
  6. Step 6: Final answer
    x = 21,112,662.93

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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.