Home / 9,194,947.80-13,792,421.70-7,760,057.10

Finding the Fourth Proportional to 9,194,947.80, 13,792,421.70 and 7,760,057.10

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Solution

The fourth proportional to 9,194,947.80, 13,792,421.70 and 7,760,057.10 is: 11,640,085.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,194,947.80 : 13,792,421.70 = 7,760,057.10 : x
  2. Step 2: Convert to fraction form
    9,194,947.80/13,792,421.70 = 7,760,057.10/x
  3. Step 3: Cross multiply
    9,194,947.80x = 13,792,421.70 × 7,760,057.10
  4. Step 4: Simplify right side
    9,194,947.80x = 107,029,979,939,279.06
  5. Step 5: Solve for x
    x = 107,029,979,939,279.06/9,194,947.80
  6. Step 6: Final answer
    x = 11,640,085.65

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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.