Home / 6,788,048.74-9,367,497.93-3,888,378.34

Finding the Fourth Proportional to 6,788,048.74, 9,367,497.93 and 3,888,378.34

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Solution

The fourth proportional to 6,788,048.74, 9,367,497.93 and 3,888,378.34 is: 5,365,956.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788,048.74 : 9,367,497.93 = 3,888,378.34 : x
  2. Step 2: Convert to fraction form
    6,788,048.74/9,367,497.93 = 3,888,378.34/x
  3. Step 3: Cross multiply
    6,788,048.74x = 9,367,497.93 × 3,888,378.34
  4. Step 4: Simplify right side
    6,788,048.74x = 36,424,376,051,006.84
  5. Step 5: Solve for x
    x = 36,424,376,051,006.84/6,788,048.74
  6. Step 6: Final answer
    x = 5,365,956.76

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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.