Home / 9,318,345.15-13,976,991.99-4,129,460.25

Finding the Fourth Proportional to 9,318,345.15, 13,976,991.99 and 4,129,460.25

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Solution

The fourth proportional to 9,318,345.15, 13,976,991.99 and 4,129,460.25 is: 6,193,957.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318,345.15 : 13,976,991.99 = 4,129,460.25 : x
  2. Step 2: Convert to fraction form
    9,318,345.15/13,976,991.99 = 4,129,460.25/x
  3. Step 3: Cross multiply
    9,318,345.15x = 13,976,991.99 × 4,129,460.25
  4. Step 4: Simplify right side
    9,318,345.15x = 57,717,432,837,273.40
  5. Step 5: Solve for x
    x = 57,717,432,837,273.40/9,318,345.15
  6. Step 6: Final answer
    x = 6,193,957.39

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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.