Home / 7,643,072.28-11,452,011.30-4,439,204.76

Finding the Fourth Proportional to 7,643,072.28, 11,452,011.30 and 4,439,204.76

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Solution

The fourth proportional to 7,643,072.28, 11,452,011.30 and 4,439,204.76 is: 6,651,490.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643,072.28 : 11,452,011.30 = 4,439,204.76 : x
  2. Step 2: Convert to fraction form
    7,643,072.28/11,452,011.30 = 4,439,204.76/x
  3. Step 3: Cross multiply
    7,643,072.28x = 11,452,011.30 × 4,439,204.76
  4. Step 4: Simplify right side
    7,643,072.28x = 50,837,823,074,533.79
  5. Step 5: Solve for x
    x = 50,837,823,074,533.79/7,643,072.28
  6. Step 6: Final answer
    x = 6,651,490.55

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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.