Home / 13,077,162.40-19,617,457.56-4,320,531.86

Finding the Fourth Proportional to 13,077,162.40, 19,617,457.56 and 4,320,531.86

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Solution

The fourth proportional to 13,077,162.40, 19,617,457.56 and 4,320,531.86 is: 6,481,364.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,077,162.40 : 19,617,457.56 = 4,320,531.86 : x
  2. Step 2: Convert to fraction form
    13,077,162.40/19,617,457.56 = 4,320,531.86/x
  3. Step 3: Cross multiply
    13,077,162.40x = 19,617,457.56 × 4,320,531.86
  4. Step 4: Simplify right side
    13,077,162.40x = 84,757,850,400,177.86
  5. Step 5: Solve for x
    x = 84,757,850,400,177.86/13,077,162.40
  6. Step 6: Final answer
    x = 6,481,364.06

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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.