Home / 28,724,587.80-43,086,881.70-27,927,426.30

Finding the Fourth Proportional to 28,724,587.80, 43,086,881.70 and 27,927,426.30

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Solution

The fourth proportional to 28,724,587.80, 43,086,881.70 and 27,927,426.30 is: 41,891,139.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,724,587.80 : 43,086,881.70 = 27,927,426.30 : x
  2. Step 2: Convert to fraction form
    28,724,587.80/43,086,881.70 = 27,927,426.30/x
  3. Step 3: Cross multiply
    28,724,587.80x = 43,086,881.70 × 27,927,426.30
  4. Step 4: Simplify right side
    28,724,587.80x = 1,203,305,713,173,568.75
  5. Step 5: Solve for x
    x = 1,203,305,713,173,568.75/28,724,587.80
  6. Step 6: Final answer
    x = 41,891,139.45

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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.