Home / 9,912,856.50-13,679,977.77-5,562,264.66

Finding the Fourth Proportional to 9,912,856.50, 13,679,977.77 and 5,562,264.66

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Solution

The fourth proportional to 9,912,856.50, 13,679,977.77 and 5,562,264.66 is: 7,676,057.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,912,856.50 : 13,679,977.77 = 5,562,264.66 : x
  2. Step 2: Convert to fraction form
    9,912,856.50/13,679,977.77 = 5,562,264.66/x
  3. Step 3: Cross multiply
    9,912,856.50x = 13,679,977.77 × 5,562,264.66
  4. Step 4: Simplify right side
    9,912,856.50x = 76,091,656,899,656.61
  5. Step 5: Solve for x
    x = 76,091,656,899,656.61/9,912,856.50
  6. Step 6: Final answer
    x = 7,676,057.54

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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.