Home / 16,000,935.20-22,081,348.77-8,658,767.51

Finding the Fourth Proportional to 16,000,935.20, 22,081,348.77 and 8,658,767.51

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Solution

The fourth proportional to 16,000,935.20, 22,081,348.77 and 8,658,767.51 is: 11,949,130.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,000,935.20 : 22,081,348.77 = 8,658,767.51 : x
  2. Step 2: Convert to fraction form
    16,000,935.20/22,081,348.77 = 8,658,767.51/x
  3. Step 3: Cross multiply
    16,000,935.20x = 22,081,348.77 × 8,658,767.51
  4. Step 4: Simplify right side
    16,000,935.20x = 191,197,265,196,247.72
  5. Step 5: Solve for x
    x = 191,197,265,196,247.72/16,000,935.20
  6. Step 6: Final answer
    x = 11,949,130.65

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1.5x scale

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.