Home / 7,979,663.12-11,011,947.72-4,541,904.40

Finding the Fourth Proportional to 7,979,663.12, 11,011,947.72 and 4,541,904.40

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Solution

The fourth proportional to 7,979,663.12, 11,011,947.72 and 4,541,904.40 is: 6,267,835.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979,663.12 : 11,011,947.72 = 4,541,904.40 : x
  2. Step 2: Convert to fraction form
    7,979,663.12/11,011,947.72 = 4,541,904.40/x
  3. Step 3: Cross multiply
    7,979,663.12x = 11,011,947.72 × 4,541,904.40
  4. Step 4: Simplify right side
    7,979,663.12x = 50,015,213,802,037.98
  5. Step 5: Solve for x
    x = 50,015,213,802,037.98/7,979,663.12
  6. Step 6: Final answer
    x = 6,267,835.25

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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.