Home / 15,854,635.18-21,880,932.33-8,886,496.39

Finding the Fourth Proportional to 15,854,635.18, 21,880,932.33 and 8,886,496.39

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Solution

The fourth proportional to 15,854,635.18, 21,880,932.33 and 8,886,496.39 is: 12,264,225.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,854,635.18 : 21,880,932.33 = 8,886,496.39 : x
  2. Step 2: Convert to fraction form
    15,854,635.18/21,880,932.33 = 8,886,496.39/x
  3. Step 3: Cross multiply
    15,854,635.18x = 21,880,932.33 × 8,886,496.39
  4. Step 4: Simplify right side
    15,854,635.18x = 194,444,826,160,379.28
  5. Step 5: Solve for x
    x = 194,444,826,160,379.28/15,854,635.18
  6. Step 6: Final answer
    x = 12,264,225.82

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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.