Home / 19,776,371.40-27,293,109.48-11,074,385.88

Finding the Fourth Proportional to 19,776,371.40, 27,293,109.48 and 11,074,385.88

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Solution

The fourth proportional to 19,776,371.40, 27,293,109.48 and 11,074,385.88 is: 15,283,613.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,776,371.40 : 27,293,109.48 = 11,074,385.88 : x
  2. Step 2: Convert to fraction form
    19,776,371.40/27,293,109.48 = 11,074,385.88/x
  3. Step 3: Cross multiply
    19,776,371.40x = 27,293,109.48 × 11,074,385.88
  4. Step 4: Simplify right side
    19,776,371.40x = 302,254,426,246,606.19
  5. Step 5: Solve for x
    x = 302,254,426,246,606.19/19,776,371.40
  6. Step 6: Final answer
    x = 15,283,613.97

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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.