Home / 67,546,927.50-101,327,832.99-21,478,018.74

Finding the Fourth Proportional to 67,546,927.50, 101,327,832.99 and 21,478,018.74

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Solution

The fourth proportional to 67,546,927.50, 101,327,832.99 and 21,478,018.74 is: 32,219,394.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,546,927.50 : 101,327,832.99 = 21,478,018.74 : x
  2. Step 2: Convert to fraction form
    67,546,927.50/101,327,832.99 = 21,478,018.74/x
  3. Step 3: Cross multiply
    67,546,927.50x = 101,327,832.99 × 21,478,018.74
  4. Step 4: Simplify right side
    67,546,927.50x = 2,176,321,095,842,810
  5. Step 5: Solve for x
    x = 2,176,321,095,842,810/67,546,927.50
  6. Step 6: Final answer
    x = 32,219,394.37

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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.