Home / 13,605,496.72-18,775,581.90-7,493,925.22

Finding the Fourth Proportional to 13,605,496.72, 18,775,581.90 and 7,493,925.22

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Solution

The fourth proportional to 13,605,496.72, 18,775,581.90 and 7,493,925.22 is: 10,341,614.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,605,496.72 : 18,775,581.90 = 7,493,925.22 : x
  2. Step 2: Convert to fraction form
    13,605,496.72/18,775,581.90 = 7,493,925.22/x
  3. Step 3: Cross multiply
    13,605,496.72x = 18,775,581.90 × 7,493,925.22
  4. Step 4: Simplify right side
    13,605,496.72x = 140,702,806,720,585.50
  5. Step 5: Solve for x
    x = 140,702,806,720,585.50/13,605,496.72
  6. Step 6: Final answer
    x = 10,341,614.84

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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.