Home / 12,827,552.16-17,697,097.29-7,321,232.91

Finding the Fourth Proportional to 12,827,552.16, 17,697,097.29 and 7,321,232.91

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Solution

The fourth proportional to 12,827,552.16, 17,697,097.29 and 7,321,232.91 is: 10,100,490.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,827,552.16 : 17,697,097.29 = 7,321,232.91 : x
  2. Step 2: Convert to fraction form
    12,827,552.16/17,697,097.29 = 7,321,232.91/x
  3. Step 3: Cross multiply
    12,827,552.16x = 17,697,097.29 × 7,321,232.91
  4. Step 4: Simplify right side
    12,827,552.16x = 129,564,571,184,838.55
  5. Step 5: Solve for x
    x = 129,564,571,184,838.55/12,827,552.16
  6. Step 6: Final answer
    x = 10,100,490.69

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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.