Home / 19,771,646.29-27,285,996.20-11,069,742.77

Finding the Fourth Proportional to 19,771,646.29, 27,285,996.20 and 11,069,742.77

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Solution

The fourth proportional to 19,771,646.29, 27,285,996.20 and 11,069,742.77 is: 15,276,874.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,771,646.29 : 27,285,996.20 = 11,069,742.77 : x
  2. Step 2: Convert to fraction form
    19,771,646.29/27,285,996.20 = 11,069,742.77/x
  3. Step 3: Cross multiply
    19,771,646.29x = 27,285,996.20 × 11,069,742.77
  4. Step 4: Simplify right side
    19,771,646.29x = 302,048,959,157,197.44
  5. Step 5: Solve for x
    x = 302,048,959,157,197.44/19,771,646.29
  6. Step 6: Final answer
    x = 15,276,874.51

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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.