Home / 8,471,212.48-11,689,825.81-4,800,173.05

Finding the Fourth Proportional to 8,471,212.48, 11,689,825.81 and 4,800,173.05

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Solution

The fourth proportional to 8,471,212.48, 11,689,825.81 and 4,800,173.05 is: 6,623,985.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,471,212.48 : 11,689,825.81 = 4,800,173.05 : x
  2. Step 2: Convert to fraction form
    8,471,212.48/11,689,825.81 = 4,800,173.05/x
  3. Step 3: Cross multiply
    8,471,212.48x = 11,689,825.81 × 4,800,173.05
  4. Step 4: Simplify right side
    8,471,212.48x = 56,113,186,870,349.11
  5. Step 5: Solve for x
    x = 56,113,186,870,349.11/8,471,212.48
  6. Step 6: Final answer
    x = 6,623,985.29

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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.