Home / 21,919,319.80-32,883,645.30-6,774,782.20

Finding the Fourth Proportional to 21,919,319.80, 32,883,645.30 and 6,774,782.20

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Solution

The fourth proportional to 21,919,319.80, 32,883,645.30 and 6,774,782.20 is: 10,163,615.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,919,319.80 : 32,883,645.30 = 6,774,782.20 : x
  2. Step 2: Convert to fraction form
    21,919,319.80/32,883,645.30 = 6,774,782.20/x
  3. Step 3: Cross multiply
    21,919,319.80x = 32,883,645.30 × 6,774,782.20
  4. Step 4: Simplify right side
    21,919,319.80x = 222,779,534,849,553.66
  5. Step 5: Solve for x
    x = 222,779,534,849,553.66/21,919,319.80
  6. Step 6: Final answer
    x = 10,163,615.33

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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.