Home / 71,015,489.96-106,429,064.10-36,470,496.38

Finding the Fourth Proportional to 71,015,489.96, 106,429,064.10 and 36,470,496.38

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Solution

The fourth proportional to 71,015,489.96, 106,429,064.10 and 36,470,496.38 is: 54,657,382.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,015,489.96 : 106,429,064.10 = 36,470,496.38 : x
  2. Step 2: Convert to fraction form
    71,015,489.96/106,429,064.10 = 36,470,496.38/x
  3. Step 3: Cross multiply
    71,015,489.96x = 106,429,064.10 × 36,470,496.38
  4. Step 4: Simplify right side
    71,015,489.96x = 3,881,520,796,985,838
  5. Step 5: Solve for x
    x = 3,881,520,796,985,838/71,015,489.96
  6. Step 6: Final answer
    x = 54,657,382.48

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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.