Home / 15,449,356.02-21,317,934.06-9,252,951.60

Finding the Fourth Proportional to 15,449,356.02, 21,317,934.06 and 9,252,951.60

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Solution

The fourth proportional to 15,449,356.02, 21,317,934.06 and 9,252,951.60 is: 12,767,769.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,449,356.02 : 21,317,934.06 = 9,252,951.60 : x
  2. Step 2: Convert to fraction form
    15,449,356.02/21,317,934.06 = 9,252,951.60/x
  3. Step 3: Cross multiply
    15,449,356.02x = 21,317,934.06 × 9,252,951.60
  4. Step 4: Simplify right side
    15,449,356.02x = 197,253,812,069,171.47
  5. Step 5: Solve for x
    x = 197,253,812,069,171.47/15,449,356.02
  6. Step 6: Final answer
    x = 12,767,769.21

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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.