Home / 15,383,648.04-21,235,971.05-9,585,294.63

Finding the Fourth Proportional to 15,383,648.04, 21,235,971.05 and 9,585,294.63

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Solution

The fourth proportional to 15,383,648.04, 21,235,971.05 and 9,585,294.63 is: 13,231,779.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,383,648.04 : 21,235,971.05 = 9,585,294.63 : x
  2. Step 2: Convert to fraction form
    15,383,648.04/21,235,971.05 = 9,585,294.63/x
  3. Step 3: Cross multiply
    15,383,648.04x = 21,235,971.05 × 9,585,294.63
  4. Step 4: Simplify right side
    15,383,648.04x = 203,553,039,268,400.50
  5. Step 5: Solve for x
    x = 203,553,039,268,400.50/15,383,648.04
  6. Step 6: Final answer
    x = 13,231,779.53

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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.