Home / 7,243,632.60-10,866,761.10-3,640,331.40

Finding the Fourth Proportional to 7,243,632.60, 10,866,761.10 and 3,640,331.40

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Solution

The fourth proportional to 7,243,632.60, 10,866,761.10 and 3,640,331.40 is: 5,461,156.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,632.60 : 10,866,761.10 = 3,640,331.40 : x
  2. Step 2: Convert to fraction form
    7,243,632.60/10,866,761.10 = 3,640,331.40/x
  3. Step 3: Cross multiply
    7,243,632.60x = 10,866,761.10 × 3,640,331.40
  4. Step 4: Simplify right side
    7,243,632.60x = 39,558,611,648,628.54
  5. Step 5: Solve for x
    x = 39,558,611,648,628.54/7,243,632.60
  6. Step 6: Final answer
    x = 5,461,156.55

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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.