Home / 30,691,001.39-42,347,259.50-17,635,738.04

Finding the Fourth Proportional to 30,691,001.39, 42,347,259.50 and 17,635,738.04

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Solution

The fourth proportional to 30,691,001.39, 42,347,259.50 and 17,635,738.04 is: 24,333,685.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,691,001.39 : 42,347,259.50 = 17,635,738.04 : x
  2. Step 2: Convert to fraction form
    30,691,001.39/42,347,259.50 = 17,635,738.04/x
  3. Step 3: Cross multiply
    30,691,001.39x = 42,347,259.50 × 17,635,738.04
  4. Step 4: Simplify right side
    30,691,001.39x = 746,825,174,953,986.38
  5. Step 5: Solve for x
    x = 746,825,174,953,986.38/30,691,001.39
  6. Step 6: Final answer
    x = 24,333,685.48

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1.5x scale

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.