Home / 15,985,201.77-22,059,449.95-9,280,156.57

Finding the Fourth Proportional to 15,985,201.77, 22,059,449.95 and 9,280,156.57

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Solution

The fourth proportional to 15,985,201.77, 22,059,449.95 and 9,280,156.57 is: 12,806,541.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,985,201.77 : 22,059,449.95 = 9,280,156.57 : x
  2. Step 2: Convert to fraction form
    15,985,201.77/22,059,449.95 = 9,280,156.57/x
  3. Step 3: Cross multiply
    15,985,201.77x = 22,059,449.95 × 9,280,156.57
  4. Step 4: Simplify right side
    15,985,201.77x = 204,715,149,430,733.69
  5. Step 5: Solve for x
    x = 204,715,149,430,733.69/15,985,201.77
  6. Step 6: Final answer
    x = 12,806,541.47

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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.