Home / 75,853,790.61-113,780,741.22-18,346,117.16

Finding the Fourth Proportional to 75,853,790.61, 113,780,741.22 and 18,346,117.16

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Solution

The fourth proportional to 75,853,790.61, 113,780,741.22 and 18,346,117.16 is: 27,519,189.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,853,790.61 : 113,780,741.22 = 18,346,117.16 : x
  2. Step 2: Convert to fraction form
    75,853,790.61/113,780,741.22 = 18,346,117.16/x
  3. Step 3: Cross multiply
    75,853,790.61x = 113,780,741.22 × 18,346,117.16
  4. Step 4: Simplify right side
    75,853,790.61x = 2,087,434,808,404,857.75
  5. Step 5: Solve for x
    x = 2,087,434,808,404,857.75/75,853,790.61
  6. Step 6: Final answer
    x = 27,519,189.11

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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.