Home / 21,084,661.16-31,620,787.48-9,563,463.08

Finding the Fourth Proportional to 21,084,661.16, 31,620,787.48 and 9,563,463.08

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Solution

The fourth proportional to 21,084,661.16, 31,620,787.48 and 9,563,463.08 is: 14,342,380.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,084,661.16 : 31,620,787.48 = 9,563,463.08 : x
  2. Step 2: Convert to fraction form
    21,084,661.16/31,620,787.48 = 9,563,463.08/x
  3. Step 3: Cross multiply
    21,084,661.16x = 31,620,787.48 × 9,563,463.08
  4. Step 4: Simplify right side
    21,084,661.16x = 302,404,233,625,506.25
  5. Step 5: Solve for x
    x = 302,404,233,625,506.25/21,084,661.16
  6. Step 6: Final answer
    x = 14,342,380.53

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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.