Home / 21,865,846.65-32,795,398.49-7,293,020.55

Finding the Fourth Proportional to 21,865,846.65, 32,795,398.49 and 7,293,020.55

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Solution

The fourth proportional to 21,865,846.65, 32,795,398.49 and 7,293,020.55 is: 10,938,406.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,865,846.65 : 32,795,398.49 = 7,293,020.55 : x
  2. Step 2: Convert to fraction form
    21,865,846.65/32,795,398.49 = 7,293,020.55/x
  3. Step 3: Cross multiply
    21,865,846.65x = 32,795,398.49 × 7,293,020.55
  4. Step 4: Simplify right side
    21,865,846.65x = 239,177,515,096,543.84
  5. Step 5: Solve for x
    x = 239,177,515,096,543.84/21,865,846.65
  6. Step 6: Final answer
    x = 10,938,406.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.