Home / 7,655,805.84-10,564,914.96-4,171,289.70

Finding the Fourth Proportional to 7,655,805.84, 10,564,914.96 and 4,171,289.70

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Solution

The fourth proportional to 7,655,805.84, 10,564,914.96 and 4,171,289.70 is: 5,756,326.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,655,805.84 : 10,564,914.96 = 4,171,289.70 : x
  2. Step 2: Convert to fraction form
    7,655,805.84/10,564,914.96 = 4,171,289.70/x
  3. Step 3: Cross multiply
    7,655,805.84x = 10,564,914.96 × 4,171,289.70
  4. Step 4: Simplify right side
    7,655,805.84x = 44,069,320,954,023.91
  5. Step 5: Solve for x
    x = 44,069,320,954,023.91/7,655,805.84
  6. Step 6: Final answer
    x = 5,756,326.88

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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.