Home / 26,306,538.40-39,403,820.40-21,827,562.40

Finding the Fourth Proportional to 26,306,538.40, 39,403,820.40 and 21,827,562.40

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Solution

The fourth proportional to 26,306,538.40, 39,403,820.40 and 21,827,562.40 is: 32,694,888.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,306,538.40 : 39,403,820.40 = 21,827,562.40 : x
  2. Step 2: Convert to fraction form
    26,306,538.40/39,403,820.40 = 21,827,562.40/x
  3. Step 3: Cross multiply
    26,306,538.40x = 39,403,820.40 × 21,827,562.40
  4. Step 4: Simplify right side
    26,306,538.40x = 860,089,348,579,392.88
  5. Step 5: Solve for x
    x = 860,089,348,579,392.88/26,306,538.40
  6. Step 6: Final answer
    x = 32,694,888.83

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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.