Home / 28,583,250.82-39,445,032.04-15,530,543.08

Finding the Fourth Proportional to 28,583,250.82, 39,445,032.04 and 15,530,543.08

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Solution

The fourth proportional to 28,583,250.82, 39,445,032.04 and 15,530,543.08 is: 21,432,228.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,583,250.82 : 39,445,032.04 = 15,530,543.08 : x
  2. Step 2: Convert to fraction form
    28,583,250.82/39,445,032.04 = 15,530,543.08/x
  3. Step 3: Cross multiply
    28,583,250.82x = 39,445,032.04 × 15,530,543.08
  4. Step 4: Simplify right side
    28,583,250.82x = 612,602,769,389,200.25
  5. Step 5: Solve for x
    x = 612,602,769,389,200.25/28,583,250.82
  6. Step 6: Final answer
    x = 21,432,228.73

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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.