Home / 28,534,667.42-42,776,806.88-21,832,999.58

Finding the Fourth Proportional to 28,534,667.42, 42,776,806.88 and 21,832,999.58

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Solution

The fourth proportional to 28,534,667.42, 42,776,806.88 and 21,832,999.58 is: 32,730,222.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,534,667.42 : 42,776,806.88 = 21,832,999.58 : x
  2. Step 2: Convert to fraction form
    28,534,667.42/42,776,806.88 = 21,832,999.58/x
  3. Step 3: Cross multiply
    28,534,667.42x = 42,776,806.88 × 21,832,999.58
  4. Step 4: Simplify right side
    28,534,667.42x = 933,946,006,644,781.12
  5. Step 5: Solve for x
    x = 933,946,006,644,781.12/28,534,667.42
  6. Step 6: Final answer
    x = 32,730,222.26

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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.