Home / 15,910,400.40-23,865,600.60-9,107,955.60

Finding the Fourth Proportional to 15,910,400.40, 23,865,600.60 and 9,107,955.60

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Solution

The fourth proportional to 15,910,400.40, 23,865,600.60 and 9,107,955.60 is: 13,661,933.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,910,400.40 : 23,865,600.60 = 9,107,955.60 : x
  2. Step 2: Convert to fraction form
    15,910,400.40/23,865,600.60 = 9,107,955.60/x
  3. Step 3: Cross multiply
    15,910,400.40x = 23,865,600.60 × 9,107,955.60
  4. Step 4: Simplify right side
    15,910,400.40x = 217,366,830,632,133.38
  5. Step 5: Solve for x
    x = 217,366,830,632,133.38/15,910,400.40
  6. Step 6: Final answer
    x = 13,661,933.40

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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.