Home / 28,833,134.67-39,789,831.26-15,602,311.65

Finding the Fourth Proportional to 28,833,134.67, 39,789,831.26 and 15,602,311.65

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Solution

The fourth proportional to 28,833,134.67, 39,789,831.26 and 15,602,311.65 is: 21,531,247.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,833,134.67 : 39,789,831.26 = 15,602,311.65 : x
  2. Step 2: Convert to fraction form
    28,833,134.67/39,789,831.26 = 15,602,311.65/x
  3. Step 3: Cross multiply
    28,833,134.67x = 39,789,831.26 × 15,602,311.65
  4. Step 4: Simplify right side
    28,833,134.67x = 620,813,347,741,420.62
  5. Step 5: Solve for x
    x = 620,813,347,741,420.62/28,833,134.67
  6. Step 6: Final answer
    x = 21,531,247.12

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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.