Home / 28,881,027.84-43,321,208.07-7,021,530.90

Finding the Fourth Proportional to 28,881,027.84, 43,321,208.07 and 7,021,530.90

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Solution

The fourth proportional to 28,881,027.84, 43,321,208.07 and 7,021,530.90 is: 10,532,215.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,881,027.84 : 43,321,208.07 = 7,021,530.90 : x
  2. Step 2: Convert to fraction form
    28,881,027.84/43,321,208.07 = 7,021,530.90/x
  3. Step 3: Cross multiply
    28,881,027.84x = 43,321,208.07 × 7,021,530.90
  4. Step 4: Simplify right side
    28,881,027.84x = 304,181,201,088,834.38
  5. Step 5: Solve for x
    x = 304,181,201,088,834.38/28,881,027.84
  6. Step 6: Final answer
    x = 10,532,215.22

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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.