Home / 21,290,203.48-31,934,844.12-5,937,083.48

Finding the Fourth Proportional to 21,290,203.48, 31,934,844.12 and 5,937,083.48

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Solution

The fourth proportional to 21,290,203.48, 31,934,844.12 and 5,937,083.48 is: 8,905,496.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,290,203.48 : 31,934,844.12 = 5,937,083.48 : x
  2. Step 2: Convert to fraction form
    21,290,203.48/31,934,844.12 = 5,937,083.48/x
  3. Step 3: Cross multiply
    21,290,203.48x = 31,934,844.12 × 5,937,083.48
  4. Step 4: Simplify right side
    21,290,203.48x = 189,599,835,461,227.16
  5. Step 5: Solve for x
    x = 189,599,835,461,227.16/21,290,203.48
  6. Step 6: Final answer
    x = 8,905,496.64

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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.