Home / 21,335,866.08-32,003,882.15-5,161,791.39

Finding the Fourth Proportional to 21,335,866.08, 32,003,882.15 and 5,161,791.39

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Solution

The fourth proportional to 21,335,866.08, 32,003,882.15 and 5,161,791.39 is: 7,742,707.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,335,866.08 : 32,003,882.15 = 5,161,791.39 : x
  2. Step 2: Convert to fraction form
    21,335,866.08/32,003,882.15 = 5,161,791.39/x
  3. Step 3: Cross multiply
    21,335,866.08x = 32,003,882.15 × 5,161,791.39
  4. Step 4: Simplify right side
    21,335,866.08x = 165,197,363,302,635.72
  5. Step 5: Solve for x
    x = 165,197,363,302,635.72/21,335,866.08
  6. Step 6: Final answer
    x = 7,742,707.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.