Home / 9,660,939.80-14,491,409.70-9,188,547.80

Finding the Fourth Proportional to 9,660,939.80, 14,491,409.70 and 9,188,547.80

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Solution

The fourth proportional to 9,660,939.80, 14,491,409.70 and 9,188,547.80 is: 13,782,821.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660,939.80 : 14,491,409.70 = 9,188,547.80 : x
  2. Step 2: Convert to fraction form
    9,660,939.80/14,491,409.70 = 9,188,547.80/x
  3. Step 3: Cross multiply
    9,660,939.80x = 14,491,409.70 × 9,188,547.80
  4. Step 4: Simplify right side
    9,660,939.80x = 133,155,010,717,833.66
  5. Step 5: Solve for x
    x = 133,155,010,717,833.66/9,660,939.80
  6. Step 6: Final answer
    x = 13,782,821.70

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1.5x scale

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.