Home / 7,983,617.28-11,017,395.96-4,312,533.72

Finding the Fourth Proportional to 7,983,617.28, 11,017,395.96 and 4,312,533.72

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Solution

The fourth proportional to 7,983,617.28, 11,017,395.96 and 4,312,533.72 is: 5,951,298.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983,617.28 : 11,017,395.96 = 4,312,533.72 : x
  2. Step 2: Convert to fraction form
    7,983,617.28/11,017,395.96 = 4,312,533.72/x
  3. Step 3: Cross multiply
    7,983,617.28x = 11,017,395.96 × 4,312,533.72
  4. Step 4: Simplify right side
    7,983,617.28x = 47,512,891,584,091.77
  5. Step 5: Solve for x
    x = 47,512,891,584,091.77/7,983,617.28
  6. Step 6: Final answer
    x = 5,951,298.76

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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.