Home / 14,228,720.64-21,344,480.64-5,251,173.12

Finding the Fourth Proportional to 14,228,720.64, 21,344,480.64 and 5,251,173.12

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Solution

The fourth proportional to 14,228,720.64, 21,344,480.64 and 5,251,173.12 is: 7,877,276.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228,720.64 : 21,344,480.64 = 5,251,173.12 : x
  2. Step 2: Convert to fraction form
    14,228,720.64/21,344,480.64 = 5,251,173.12/x
  3. Step 3: Cross multiply
    14,228,720.64x = 21,344,480.64 × 5,251,173.12
  4. Step 4: Simplify right side
    14,228,720.64x = 112,083,562,997,128.41
  5. Step 5: Solve for x
    x = 112,083,562,997,128.41/14,228,720.64
  6. Step 6: Final answer
    x = 7,877,276.24

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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.