Home / 28,081,737.01-38,752,877.43-15,692,297.29

Finding the Fourth Proportional to 28,081,737.01, 38,752,877.43 and 15,692,297.29

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Solution

The fourth proportional to 28,081,737.01, 38,752,877.43 and 15,692,297.29 is: 21,655,415.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,081,737.01 : 38,752,877.43 = 15,692,297.29 : x
  2. Step 2: Convert to fraction form
    28,081,737.01/38,752,877.43 = 15,692,297.29/x
  3. Step 3: Cross multiply
    28,081,737.01x = 38,752,877.43 × 15,692,297.29
  4. Step 4: Simplify right side
    28,081,737.01x = 608,121,673,474,491.12
  5. Step 5: Solve for x
    x = 608,121,673,474,491.12/28,081,737.01
  6. Step 6: Final answer
    x = 21,655,415.16

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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.