Home / 12,248,320.64-18,369,740.82-3,610,578.24

Finding the Fourth Proportional to 12,248,320.64, 18,369,740.82 and 3,610,578.24

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Solution

The fourth proportional to 12,248,320.64, 18,369,740.82 and 3,610,578.24 is: 5,415,059.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248,320.64 : 18,369,740.82 = 3,610,578.24 : x
  2. Step 2: Convert to fraction form
    12,248,320.64/18,369,740.82 = 3,610,578.24/x
  3. Step 3: Cross multiply
    12,248,320.64x = 18,369,740.82 × 3,610,578.24
  4. Step 4: Simplify right side
    12,248,320.64x = 66,325,386,492,671.43
  5. Step 5: Solve for x
    x = 66,325,386,492,671.43/12,248,320.64
  6. Step 6: Final answer
    x = 5,415,059.62

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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.