Home / 10,131,733.71-15,178,531.29-5,008,166.19

Finding the Fourth Proportional to 10,131,733.71, 15,178,531.29 and 5,008,166.19

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Solution

The fourth proportional to 10,131,733.71, 15,178,531.29 and 5,008,166.19 is: 7,502,823.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,131,733.71 : 15,178,531.29 = 5,008,166.19 : x
  2. Step 2: Convert to fraction form
    10,131,733.71/15,178,531.29 = 5,008,166.19/x
  3. Step 3: Cross multiply
    10,131,733.71x = 15,178,531.29 × 5,008,166.19
  4. Step 4: Simplify right side
    10,131,733.71x = 76,016,607,220,435.09
  5. Step 5: Solve for x
    x = 76,016,607,220,435.09/10,131,733.71
  6. Step 6: Final answer
    x = 7,502,823.25

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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.