Home / 64,234,694.79-96,355,755.29-18,172,705.40

Finding the Fourth Proportional to 64,234,694.79, 96,355,755.29 and 18,172,705.40

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Solution

The fourth proportional to 64,234,694.79, 96,355,755.29 and 18,172,705.40 is: 27,260,108.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,234,694.79 : 96,355,755.29 = 18,172,705.40 : x
  2. Step 2: Convert to fraction form
    64,234,694.79/96,355,755.29 = 18,172,705.40/x
  3. Step 3: Cross multiply
    64,234,694.79x = 96,355,755.29 × 18,172,705.40
  4. Step 4: Simplify right side
    64,234,694.79x = 1,751,044,754,404,648.75
  5. Step 5: Solve for x
    x = 1,751,044,754,404,648.75/64,234,694.79
  6. Step 6: Final answer
    x = 27,260,108.58

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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.