Home / 8,487,792.64-11,715,627.52-5,548,037.12

Finding the Fourth Proportional to 8,487,792.64, 11,715,627.52 and 5,548,037.12

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Solution

The fourth proportional to 8,487,792.64, 11,715,627.52 and 5,548,037.12 is: 7,657,908.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487,792.64 : 11,715,627.52 = 5,548,037.12 : x
  2. Step 2: Convert to fraction form
    8,487,792.64/11,715,627.52 = 5,548,037.12/x
  3. Step 3: Cross multiply
    8,487,792.64x = 11,715,627.52 × 5,548,037.12
  4. Step 4: Simplify right side
    8,487,792.64x = 64,998,736,365,053.54
  5. Step 5: Solve for x
    x = 64,998,736,365,053.54/8,487,792.64
  6. Step 6: Final answer
    x = 7,657,908.14

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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.