Home / 20,036,865.41-27,650,927.47-10,869,508.16

Finding the Fourth Proportional to 20,036,865.41, 27,650,927.47 and 10,869,508.16

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Solution

The fourth proportional to 20,036,865.41, 27,650,927.47 and 10,869,508.16 is: 14,999,950.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,036,865.41 : 27,650,927.47 = 10,869,508.16 : x
  2. Step 2: Convert to fraction form
    20,036,865.41/27,650,927.47 = 10,869,508.16/x
  3. Step 3: Cross multiply
    20,036,865.41x = 27,650,927.47 × 10,869,508.16
  4. Step 4: Simplify right side
    20,036,865.41x = 300,551,981,766,733.12
  5. Step 5: Solve for x
    x = 300,551,981,766,733.12/20,036,865.41
  6. Step 6: Final answer
    x = 14,999,950.12

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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.