Home / 9,709,957.86-13,399,675.92-5,359,044.15

Finding the Fourth Proportional to 9,709,957.86, 13,399,675.92 and 5,359,044.15

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Solution

The fourth proportional to 9,709,957.86, 13,399,675.92 and 5,359,044.15 is: 7,395,444.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,709,957.86 : 13,399,675.92 = 5,359,044.15 : x
  2. Step 2: Convert to fraction form
    9,709,957.86/13,399,675.92 = 5,359,044.15/x
  3. Step 3: Cross multiply
    9,709,957.86x = 13,399,675.92 × 5,359,044.15
  4. Step 4: Simplify right side
    9,709,957.86x = 71,809,454,850,971.88
  5. Step 5: Solve for x
    x = 71,809,454,850,971.88/9,709,957.86
  6. Step 6: Final answer
    x = 7,395,444.54

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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.