Home / 14,193,348.18-19,586,805.47-7,666,976.61

Finding the Fourth Proportional to 14,193,348.18, 19,586,805.47 and 7,666,976.61

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Solution

The fourth proportional to 14,193,348.18, 19,586,805.47 and 7,666,976.61 is: 10,580,419.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193,348.18 : 19,586,805.47 = 7,666,976.61 : x
  2. Step 2: Convert to fraction form
    14,193,348.18/19,586,805.47 = 7,666,976.61/x
  3. Step 3: Cross multiply
    14,193,348.18x = 19,586,805.47 × 7,666,976.61
  4. Step 4: Simplify right side
    14,193,348.18x = 150,171,579,364,775.19
  5. Step 5: Solve for x
    x = 150,171,579,364,775.19/14,193,348.18
  6. Step 6: Final answer
    x = 10,580,419.61

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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.