Home / 7,005,938.40-10,508,907.60-5,092,750.80

Finding the Fourth Proportional to 7,005,938.40, 10,508,907.60 and 5,092,750.80

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Solution

The fourth proportional to 7,005,938.40, 10,508,907.60 and 5,092,750.80 is: 7,639,126.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,005,938.40 : 10,508,907.60 = 5,092,750.80 : x
  2. Step 2: Convert to fraction form
    7,005,938.40/10,508,907.60 = 5,092,750.80/x
  3. Step 3: Cross multiply
    7,005,938.40x = 10,508,907.60 × 5,092,750.80
  4. Step 4: Simplify right side
    7,005,938.40x = 53,519,247,587,026.08
  5. Step 5: Solve for x
    x = 53,519,247,587,026.08/7,005,938.40
  6. Step 6: Final answer
    x = 7,639,126.20

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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.