Home / 15,568,284.64-23,354,655.64-4,786,490.78

Finding the Fourth Proportional to 15,568,284.64, 23,354,655.64 and 4,786,490.78

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Solution

The fourth proportional to 15,568,284.64, 23,354,655.64 and 4,786,490.78 is: 7,180,421.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,568,284.64 : 23,354,655.64 = 4,786,490.78 : x
  2. Step 2: Convert to fraction form
    15,568,284.64/23,354,655.64 = 4,786,490.78/x
  3. Step 3: Cross multiply
    15,568,284.64x = 23,354,655.64 × 4,786,490.78
  4. Step 4: Simplify right side
    15,568,284.64x = 111,786,843,890,935.02
  5. Step 5: Solve for x
    x = 111,786,843,890,935.02/15,568,284.64
  6. Step 6: Final answer
    x = 7,180,421.38

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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.