Home / 30,028,722.84-45,026,878.01-13,625,055.96

Finding the Fourth Proportional to 30,028,722.84, 45,026,878.01 and 13,625,055.96

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Solution

The fourth proportional to 30,028,722.84, 45,026,878.01 and 13,625,055.96 is: 20,430,230.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,028,722.84 : 45,026,878.01 = 13,625,055.96 : x
  2. Step 2: Convert to fraction form
    30,028,722.84/45,026,878.01 = 13,625,055.96/x
  3. Step 3: Cross multiply
    30,028,722.84x = 45,026,878.01 × 13,625,055.96
  4. Step 4: Simplify right side
    30,028,722.84x = 613,493,732,522,218.25
  5. Step 5: Solve for x
    x = 613,493,732,522,218.25/30,028,722.84
  6. Step 6: Final answer
    x = 20,430,230.61

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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.