Home / 64,061,721.80-96,092,582.70-53,291,184.20

Finding the Fourth Proportional to 64,061,721.80, 96,092,582.70 and 53,291,184.20

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Solution

The fourth proportional to 64,061,721.80, 96,092,582.70 and 53,291,184.20 is: 79,936,776.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,061,721.80 : 96,092,582.70 = 53,291,184.20 : x
  2. Step 2: Convert to fraction form
    64,061,721.80/96,092,582.70 = 53,291,184.20/x
  3. Step 3: Cross multiply
    64,061,721.80x = 96,092,582.70 × 53,291,184.20
  4. Step 4: Simplify right side
    64,061,721.80x = 5,120,887,524,919,434
  5. Step 5: Solve for x
    x = 5,120,887,524,919,434/64,061,721.80
  6. Step 6: Final answer
    x = 79,936,776.30

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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.