Home / 10,270,947.02-14,188,670.71-8,203,247.87

Finding the Fourth Proportional to 10,270,947.02, 14,188,670.71 and 8,203,247.87

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Solution

The fourth proportional to 10,270,947.02, 14,188,670.71 and 8,203,247.87 is: 11,332,273.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,270,947.02 : 14,188,670.71 = 8,203,247.87 : x
  2. Step 2: Convert to fraction form
    10,270,947.02/14,188,670.71 = 8,203,247.87/x
  3. Step 3: Cross multiply
    10,270,947.02x = 14,188,670.71 × 8,203,247.87
  4. Step 4: Simplify right side
    10,270,947.02x = 116,393,182,688,487.41
  5. Step 5: Solve for x
    x = 116,393,182,688,487.41/10,270,947.02
  6. Step 6: Final answer
    x = 11,332,273.70

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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.