Home / 34,711,716.13-47,907,047.95-21,485,135.50

Finding the Fourth Proportional to 34,711,716.13, 47,907,047.95 and 21,485,135.50

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Solution

The fourth proportional to 34,711,716.13, 47,907,047.95 and 21,485,135.50 is: 29,652,507.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,711,716.13 : 47,907,047.95 = 21,485,135.50 : x
  2. Step 2: Convert to fraction form
    34,711,716.13/47,907,047.95 = 21,485,135.50/x
  3. Step 3: Cross multiply
    34,711,716.13x = 47,907,047.95 × 21,485,135.50
  4. Step 4: Simplify right side
    34,711,716.13x = 1,029,289,416,534,837.12
  5. Step 5: Solve for x
    x = 1,029,289,416,534,837.12/34,711,716.13
  6. Step 6: Final answer
    x = 29,652,507.32

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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.