Home / 14,273,990.52-19,698,126.83-7,747,621.45

Finding the Fourth Proportional to 14,273,990.52, 19,698,126.83 and 7,747,621.45

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Solution

The fourth proportional to 14,273,990.52, 19,698,126.83 and 7,747,621.45 is: 10,691,728.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273,990.52 : 19,698,126.83 = 7,747,621.45 : x
  2. Step 2: Convert to fraction form
    14,273,990.52/19,698,126.83 = 7,747,621.45/x
  3. Step 3: Cross multiply
    14,273,990.52x = 19,698,126.83 × 7,747,621.45
  4. Step 4: Simplify right side
    14,273,990.52x = 152,613,629,952,928.50
  5. Step 5: Solve for x
    x = 152,613,629,952,928.50/14,273,990.52
  6. Step 6: Final answer
    x = 10,691,728.41

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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.