Home / 5,666,657.84-7,820,198.82-3,219,683.74

Finding the Fourth Proportional to 5,666,657.84, 7,820,198.82 and 3,219,683.74

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Solution

The fourth proportional to 5,666,657.84, 7,820,198.82 and 3,219,683.74 is: 4,443,283.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666,657.84 : 7,820,198.82 = 3,219,683.74 : x
  2. Step 2: Convert to fraction form
    5,666,657.84/7,820,198.82 = 3,219,683.74/x
  3. Step 3: Cross multiply
    5,666,657.84x = 7,820,198.82 × 3,219,683.74
  4. Step 4: Simplify right side
    5,666,657.84x = 25,178,566,984,321.19
  5. Step 5: Solve for x
    x = 25,178,566,984,321.19/5,666,657.84
  6. Step 6: Final answer
    x = 4,443,283.45

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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.