Home / 7,152,813.67-9,871,142.45-4,097,618.41

Finding the Fourth Proportional to 7,152,813.67, 9,871,142.45 and 4,097,618.41

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Solution

The fourth proportional to 7,152,813.67, 9,871,142.45 and 4,097,618.41 is: 5,654,862.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,813.67 : 9,871,142.45 = 4,097,618.41 : x
  2. Step 2: Convert to fraction form
    7,152,813.67/9,871,142.45 = 4,097,618.41/x
  3. Step 3: Cross multiply
    7,152,813.67x = 9,871,142.45 × 4,097,618.41
  4. Step 4: Simplify right side
    7,152,813.67x = 40,448,175,010,364.41
  5. Step 5: Solve for x
    x = 40,448,175,010,364.41/7,152,813.67
  6. Step 6: Final answer
    x = 5,654,862.11

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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.