Home / 14,864,328.32-20,512,991.04-8,339,400.32

Finding the Fourth Proportional to 14,864,328.32, 20,512,991.04 and 8,339,400.32

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Solution

The fourth proportional to 14,864,328.32, 20,512,991.04 and 8,339,400.32 is: 11,508,494.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,864,328.32 : 20,512,991.04 = 8,339,400.32 : x
  2. Step 2: Convert to fraction form
    14,864,328.32/20,512,991.04 = 8,339,400.32/x
  3. Step 3: Cross multiply
    14,864,328.32x = 20,512,991.04 × 8,339,400.32
  4. Step 4: Simplify right side
    14,864,328.32x = 171,066,044,043,133.12
  5. Step 5: Solve for x
    x = 171,066,044,043,133.12/14,864,328.32
  6. Step 6: Final answer
    x = 11,508,494.72

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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.