Home / 11,035,601.71-15,220,502.96-7,169,368.57

Finding the Fourth Proportional to 11,035,601.71, 15,220,502.96 and 7,169,368.57

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Solution

The fourth proportional to 11,035,601.71, 15,220,502.96 and 7,169,368.57 is: 9,888,123.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,035,601.71 : 15,220,502.96 = 7,169,368.57 : x
  2. Step 2: Convert to fraction form
    11,035,601.71/15,220,502.96 = 7,169,368.57/x
  3. Step 3: Cross multiply
    11,035,601.71x = 15,220,502.96 × 7,169,368.57
  4. Step 4: Simplify right side
    11,035,601.71x = 109,121,395,505,169.12
  5. Step 5: Solve for x
    x = 109,121,395,505,169.12/11,035,601.71
  6. Step 6: Final answer
    x = 9,888,123.76

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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.