Home / 10,543,346-15,796,963.56-5,754,395.12

Finding the Fourth Proportional to 10,543,346, 15,796,963.56 and 5,754,395.12

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Solution

The fourth proportional to 10,543,346, 15,796,963.56 and 5,754,395.12 is: 8,621,738.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,543,346 : 15,796,963.56 = 5,754,395.12 : x
  2. Step 2: Convert to fraction form
    10,543,346/15,796,963.56 = 5,754,395.12/x
  3. Step 3: Cross multiply
    10,543,346x = 15,796,963.56 × 5,754,395.12
  4. Step 4: Simplify right side
    10,543,346x = 90,901,970,020,481.83
  5. Step 5: Solve for x
    x = 90,901,970,020,481.83/10,543,346
  6. Step 6: Final answer
    x = 8,621,738.30

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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.