Home / 16,501,498.20-22,771,714.68-9,158,903.28

Finding the Fourth Proportional to 16,501,498.20, 22,771,714.68 and 9,158,903.28

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Solution

The fourth proportional to 16,501,498.20, 22,771,714.68 and 9,158,903.28 is: 12,639,090.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,501,498.20 : 22,771,714.68 = 9,158,903.28 : x
  2. Step 2: Convert to fraction form
    16,501,498.20/22,771,714.68 = 9,158,903.28/x
  3. Step 3: Cross multiply
    16,501,498.20x = 22,771,714.68 × 9,158,903.28
  4. Step 4: Simplify right side
    16,501,498.20x = 208,563,932,273,876.12
  5. Step 5: Solve for x
    x = 208,563,932,273,876.12/16,501,498.20
  6. Step 6: Final answer
    x = 12,639,090.69

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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.