Home / 31,711,859.03-43,765,995.87-17,776,977.80

Finding the Fourth Proportional to 31,711,859.03, 43,765,995.87 and 17,776,977.80

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Solution

The fourth proportional to 31,711,859.03, 43,765,995.87 and 17,776,977.80 is: 24,534,264.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,711,859.03 : 43,765,995.87 = 17,776,977.80 : x
  2. Step 2: Convert to fraction form
    31,711,859.03/43,765,995.87 = 17,776,977.80/x
  3. Step 3: Cross multiply
    31,711,859.03x = 43,765,995.87 × 17,776,977.80
  4. Step 4: Simplify right side
    31,711,859.03x = 778,027,136,757,051.75
  5. Step 5: Solve for x
    x = 778,027,136,757,051.75/31,711,859.03
  6. Step 6: Final answer
    x = 24,534,264.48

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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.