Home / 12,991,460.16-19,489,057.44-4,016,712

Finding the Fourth Proportional to 12,991,460.16, 19,489,057.44 and 4,016,712

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Solution

The fourth proportional to 12,991,460.16, 19,489,057.44 and 4,016,712 is: 6,025,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,991,460.16 : 19,489,057.44 = 4,016,712 : x
  2. Step 2: Convert to fraction form
    12,991,460.16/19,489,057.44 = 4,016,712/x
  3. Step 3: Cross multiply
    12,991,460.16x = 19,489,057.44 × 4,016,712
  4. Step 4: Simplify right side
    12,991,460.16x = 78,281,930,887,937.28
  5. Step 5: Solve for x
    x = 78,281,930,887,937.28/12,991,460.16
  6. Step 6: Final answer
    x = 6,025,645.30

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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.