Home / 21,693,894.36-32,542,732.80-7,116,443.16

Finding the Fourth Proportional to 21,693,894.36, 32,542,732.80 and 7,116,443.16

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Solution

The fourth proportional to 21,693,894.36, 32,542,732.80 and 7,116,443.16 is: 10,675,285.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,693,894.36 : 32,542,732.80 = 7,116,443.16 : x
  2. Step 2: Convert to fraction form
    21,693,894.36/32,542,732.80 = 7,116,443.16/x
  3. Step 3: Cross multiply
    21,693,894.36x = 32,542,732.80 × 7,116,443.16
  4. Step 4: Simplify right side
    21,693,894.36x = 231,588,508,242,267.66
  5. Step 5: Solve for x
    x = 231,588,508,242,267.66/21,693,894.36
  6. Step 6: Final answer
    x = 10,675,285.15

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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.