Home / 27,462,428.70-41,193,643.05-21,104,771.10

Finding the Fourth Proportional to 27,462,428.70, 41,193,643.05 and 21,104,771.10

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Solution

The fourth proportional to 27,462,428.70, 41,193,643.05 and 21,104,771.10 is: 31,657,156.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,462,428.70 : 41,193,643.05 = 21,104,771.10 : x
  2. Step 2: Convert to fraction form
    27,462,428.70/41,193,643.05 = 21,104,771.10/x
  3. Step 3: Cross multiply
    27,462,428.70x = 41,193,643.05 × 21,104,771.10
  4. Step 4: Simplify right side
    27,462,428.70x = 869,382,407,345,355.88
  5. Step 5: Solve for x
    x = 869,382,407,345,355.88/27,462,428.70
  6. Step 6: Final answer
    x = 31,657,156.65

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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.