Home / 10,987,948.10-16,484,284.40-3,702,131.84

Finding the Fourth Proportional to 10,987,948.10, 16,484,284.40 and 3,702,131.84

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Solution

The fourth proportional to 10,987,948.10, 16,484,284.40 and 3,702,131.84 is: 5,553,993.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987,948.10 : 16,484,284.40 = 3,702,131.84 : x
  2. Step 2: Convert to fraction form
    10,987,948.10/16,484,284.40 = 3,702,131.84/x
  3. Step 3: Cross multiply
    10,987,948.10x = 16,484,284.40 × 3,702,131.84
  4. Step 4: Simplify right side
    10,987,948.10x = 61,026,994,035,923.21
  5. Step 5: Solve for x
    x = 61,026,994,035,923.21/10,987,948.10
  6. Step 6: Final answer
    x = 5,553,993.66

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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.