Home / 47,292,921.50-70,939,382.25-11,391,129.50

Finding the Fourth Proportional to 47,292,921.50, 70,939,382.25 and 11,391,129.50

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Solution

The fourth proportional to 47,292,921.50, 70,939,382.25 and 11,391,129.50 is: 17,086,694.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,292,921.50 : 70,939,382.25 = 11,391,129.50 : x
  2. Step 2: Convert to fraction form
    47,292,921.50/70,939,382.25 = 11,391,129.50/x
  3. Step 3: Cross multiply
    47,292,921.50x = 70,939,382.25 × 11,391,129.50
  4. Step 4: Simplify right side
    47,292,921.50x = 808,079,689,859,751.38
  5. Step 5: Solve for x
    x = 808,079,689,859,751.38/47,292,921.50
  6. Step 6: Final answer
    x = 17,086,694.25

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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.