Home / 7,328,142.33-10,992,306.98-1,936,746.15

Finding the Fourth Proportional to 7,328,142.33, 10,992,306.98 and 1,936,746.15

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Solution

The fourth proportional to 7,328,142.33, 10,992,306.98 and 1,936,746.15 is: 2,905,143.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328,142.33 : 10,992,306.98 = 1,936,746.15 : x
  2. Step 2: Convert to fraction form
    7,328,142.33/10,992,306.98 = 1,936,746.15/x
  3. Step 3: Cross multiply
    7,328,142.33x = 10,992,306.98 × 1,936,746.15
  4. Step 4: Simplify right side
    7,328,142.33x = 21,289,308,223,133.12
  5. Step 5: Solve for x
    x = 21,289,308,223,133.12/7,328,142.33
  6. Step 6: Final answer
    x = 2,905,143.93

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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.