Home / 12,796,501.10-19,157,426.85-11,452,808.30

Finding the Fourth Proportional to 12,796,501.10, 19,157,426.85 and 11,452,808.30

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Solution

The fourth proportional to 12,796,501.10, 19,157,426.85 and 11,452,808.30 is: 17,145,806.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,796,501.10 : 19,157,426.85 = 11,452,808.30 : x
  2. Step 2: Convert to fraction form
    12,796,501.10/19,157,426.85 = 11,452,808.30/x
  3. Step 3: Cross multiply
    12,796,501.10x = 19,157,426.85 × 11,452,808.30
  4. Step 4: Simplify right side
    12,796,501.10x = 219,406,337,234,322.88
  5. Step 5: Solve for x
    x = 219,406,337,234,322.88/12,796,501.10
  6. Step 6: Final answer
    x = 17,145,806.93

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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.