Home / 73,410,615.09-101,309,248.61-40,373,421.30

Finding the Fourth Proportional to 73,410,615.09, 101,309,248.61 and 40,373,421.30

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Solution

The fourth proportional to 73,410,615.09, 101,309,248.61 and 40,373,421.30 is: 55,716,751.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,410,615.09 : 101,309,248.61 = 40,373,421.30 : x
  2. Step 2: Convert to fraction form
    73,410,615.09/101,309,248.61 = 40,373,421.30/x
  3. Step 3: Cross multiply
    73,410,615.09x = 101,309,248.61 × 40,373,421.30
  4. Step 4: Simplify right side
    73,410,615.09x = 4,090,200,975,894,401
  5. Step 5: Solve for x
    x = 4,090,200,975,894,401/73,410,615.09
  6. Step 6: Final answer
    x = 55,716,751.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.