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Finding the Fourth Proportional to 5,959,661.55, 8,939,492.33 and 2,173,267.95

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Solution

The fourth proportional to 5,959,661.55, 8,939,492.33 and 2,173,267.95 is: 3,259,901.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,959,661.55 : 8,939,492.33 = 2,173,267.95 : x
  2. Step 2: Convert to fraction form
    5,959,661.55/8,939,492.33 = 2,173,267.95/x
  3. Step 3: Cross multiply
    5,959,661.55x = 8,939,492.33 × 2,173,267.95
  4. Step 4: Simplify right side
    5,959,661.55x = 19,427,912,159,193.48
  5. Step 5: Solve for x
    x = 19,427,912,159,193.48/5,959,661.55
  6. Step 6: Final answer
    x = 3,259,901.93

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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.