Home / 14,126,927.40-21,190,391.10-13,170,333.60

Finding the Fourth Proportional to 14,126,927.40, 21,190,391.10 and 13,170,333.60

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Solution

The fourth proportional to 14,126,927.40, 21,190,391.10 and 13,170,333.60 is: 19,755,500.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126,927.40 : 21,190,391.10 = 13,170,333.60 : x
  2. Step 2: Convert to fraction form
    14,126,927.40/21,190,391.10 = 13,170,333.60/x
  3. Step 3: Cross multiply
    14,126,927.40x = 21,190,391.10 × 13,170,333.60
  4. Step 4: Simplify right side
    14,126,927.40x = 279,084,519,901,470.97
  5. Step 5: Solve for x
    x = 279,084,519,901,470.97/14,126,927.40
  6. Step 6: Final answer
    x = 19,755,500.40

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1.5x scale

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.