Home / 9,997,383.42-13,796,385.75-5,413,703.58

Finding the Fourth Proportional to 9,997,383.42, 13,796,385.75 and 5,413,703.58

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Solution

The fourth proportional to 9,997,383.42, 13,796,385.75 and 5,413,703.58 is: 7,470,909.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,997,383.42 : 13,796,385.75 = 5,413,703.58 : x
  2. Step 2: Convert to fraction form
    9,997,383.42/13,796,385.75 = 5,413,703.58/x
  3. Step 3: Cross multiply
    9,997,383.42x = 13,796,385.75 × 5,413,703.58
  4. Step 4: Simplify right side
    9,997,383.42x = 74,689,542,925,835.98
  5. Step 5: Solve for x
    x = 74,689,542,925,835.98/9,997,383.42
  6. Step 6: Final answer
    x = 7,470,909.12

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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.