Home / 13,619,315.08-20,431,961.52-4,035,443.68

Finding the Fourth Proportional to 13,619,315.08, 20,431,961.52 and 4,035,443.68

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Solution

The fourth proportional to 13,619,315.08, 20,431,961.52 and 4,035,443.68 is: 6,054,051.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,619,315.08 : 20,431,961.52 = 4,035,443.68 : x
  2. Step 2: Convert to fraction form
    13,619,315.08/20,431,961.52 = 4,035,443.68/x
  3. Step 3: Cross multiply
    13,619,315.08x = 20,431,961.52 × 4,035,443.68
  4. Step 4: Simplify right side
    13,619,315.08x = 82,452,029,985,887.19
  5. Step 5: Solve for x
    x = 82,452,029,985,887.19/13,619,315.08
  6. Step 6: Final answer
    x = 6,054,051.14

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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.