Home / 42,039,620.80-63,029,166.54-25,832,085.02

Finding the Fourth Proportional to 42,039,620.80, 63,029,166.54 and 25,832,085.02

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Solution

The fourth proportional to 42,039,620.80, 63,029,166.54 and 25,832,085.02 is: 38,729,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,039,620.80 : 63,029,166.54 = 25,832,085.02 : x
  2. Step 2: Convert to fraction form
    42,039,620.80/63,029,166.54 = 25,832,085.02/x
  3. Step 3: Cross multiply
    42,039,620.80x = 63,029,166.54 × 25,832,085.02
  4. Step 4: Simplify right side
    42,039,620.80x = 1,628,174,788,801,019.25
  5. Step 5: Solve for x
    x = 1,628,174,788,801,019.25/42,039,620.80
  6. Step 6: Final answer
    x = 38,729,530.80

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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.