Home / 7,136,780.42-9,848,732.05-3,873,594.98

Finding the Fourth Proportional to 7,136,780.42, 9,848,732.05 and 3,873,594.98

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Solution

The fourth proportional to 7,136,780.42, 9,848,732.05 and 3,873,594.98 is: 5,345,547.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136,780.42 : 9,848,732.05 = 3,873,594.98 : x
  2. Step 2: Convert to fraction form
    7,136,780.42/9,848,732.05 = 3,873,594.98/x
  3. Step 3: Cross multiply
    7,136,780.42x = 9,848,732.05 × 3,873,594.98
  4. Step 4: Simplify right side
    7,136,780.42x = 38,149,999,057,708.93
  5. Step 5: Solve for x
    x = 38,149,999,057,708.93/7,136,780.42
  6. Step 6: Final answer
    x = 5,345,547.54

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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.