Home / 14,414,198.76-19,891,596.32-7,887,829.76

Finding the Fourth Proportional to 14,414,198.76, 19,891,596.32 and 7,887,829.76

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Solution

The fourth proportional to 14,414,198.76, 19,891,596.32 and 7,887,829.76 is: 10,885,206.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,414,198.76 : 19,891,596.32 = 7,887,829.76 : x
  2. Step 2: Convert to fraction form
    14,414,198.76/19,891,596.32 = 7,887,829.76/x
  3. Step 3: Cross multiply
    14,414,198.76x = 19,891,596.32 × 7,887,829.76
  4. Step 4: Simplify right side
    14,414,198.76x = 156,901,525,426,802.47
  5. Step 5: Solve for x
    x = 156,901,525,426,802.47/14,414,198.76
  6. Step 6: Final answer
    x = 10,885,206.18

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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.