Home / 17,861,411.80-26,792,117.70-12,822,563.80

Finding the Fourth Proportional to 17,861,411.80, 26,792,117.70 and 12,822,563.80

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Solution

The fourth proportional to 17,861,411.80, 26,792,117.70 and 12,822,563.80 is: 19,233,845.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,861,411.80 : 26,792,117.70 = 12,822,563.80 : x
  2. Step 2: Convert to fraction form
    17,861,411.80/26,792,117.70 = 12,822,563.80/x
  3. Step 3: Cross multiply
    17,861,411.80x = 26,792,117.70 × 12,822,563.80
  4. Step 4: Simplify right side
    17,861,411.80x = 343,543,638,545,359.25
  5. Step 5: Solve for x
    x = 343,543,638,545,359.25/17,861,411.80
  6. Step 6: Final answer
    x = 19,233,845.70

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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.