Home / 29,054,921.24-40,098,623.43-21,699,985.40

Finding the Fourth Proportional to 29,054,921.24, 40,098,623.43 and 21,699,985.40

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Solution

The fourth proportional to 29,054,921.24, 40,098,623.43 and 21,699,985.40 is: 29,948,095.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,054,921.24 : 40,098,623.43 = 21,699,985.40 : x
  2. Step 2: Convert to fraction form
    29,054,921.24/40,098,623.43 = 21,699,985.40/x
  3. Step 3: Cross multiply
    29,054,921.24x = 40,098,623.43 × 21,699,985.40
  4. Step 4: Simplify right side
    29,054,921.24x = 870,139,542,991,097.88
  5. Step 5: Solve for x
    x = 870,139,542,991,097.88/29,054,921.24
  6. Step 6: Final answer
    x = 29,948,095.05

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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.