Home / 11,461,387.56-15,816,752.12-6,305,141.40

Finding the Fourth Proportional to 11,461,387.56, 15,816,752.12 and 6,305,141.40

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Solution

The fourth proportional to 11,461,387.56, 15,816,752.12 and 6,305,141.40 is: 8,701,115.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,461,387.56 : 15,816,752.12 = 6,305,141.40 : x
  2. Step 2: Convert to fraction form
    11,461,387.56/15,816,752.12 = 6,305,141.40/x
  3. Step 3: Cross multiply
    11,461,387.56x = 15,816,752.12 × 6,305,141.40
  4. Step 4: Simplify right side
    11,461,387.56x = 99,726,858,605,349.77
  5. Step 5: Solve for x
    x = 99,726,858,605,349.77/11,461,387.56
  6. Step 6: Final answer
    x = 8,701,115.64

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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.