Home / 7,152,500.75-9,896,442.96-6,236,638.39

Finding the Fourth Proportional to 7,152,500.75, 9,896,442.96 and 6,236,638.39

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Solution

The fourth proportional to 7,152,500.75, 9,896,442.96 and 6,236,638.39 is: 8,629,224.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,500.75 : 9,896,442.96 = 6,236,638.39 : x
  2. Step 2: Convert to fraction form
    7,152,500.75/9,896,442.96 = 6,236,638.39/x
  3. Step 3: Cross multiply
    7,152,500.75x = 9,896,442.96 × 6,236,638.39
  4. Step 4: Simplify right side
    7,152,500.75x = 61,720,536,087,427.52
  5. Step 5: Solve for x
    x = 61,720,536,087,427.52/7,152,500.75
  6. Step 6: Final answer
    x = 8,629,224.69

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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.