Home / 32,467,585.56-48,779,072.81-20,818,779.66

Finding the Fourth Proportional to 32,467,585.56, 48,779,072.81 and 20,818,779.66

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Solution

The fourth proportional to 32,467,585.56, 48,779,072.81 and 20,818,779.66 is: 31,277,988.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,467,585.56 : 48,779,072.81 = 20,818,779.66 : x
  2. Step 2: Convert to fraction form
    32,467,585.56/48,779,072.81 = 20,818,779.66/x
  3. Step 3: Cross multiply
    32,467,585.56x = 48,779,072.81 × 20,818,779.66
  4. Step 4: Simplify right side
    32,467,585.56x = 1,015,520,768,641,542.12
  5. Step 5: Solve for x
    x = 1,015,520,768,641,542.12/32,467,585.56
  6. Step 6: Final answer
    x = 31,277,988.52

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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.