Home / 7,449,688.70-11,171,908.65-2,657,534.30

Finding the Fourth Proportional to 7,449,688.70, 11,171,908.65 and 2,657,534.30

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Solution

The fourth proportional to 7,449,688.70, 11,171,908.65 and 2,657,534.30 is: 3,985,365.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449,688.70 : 11,171,908.65 = 2,657,534.30 : x
  2. Step 2: Convert to fraction form
    7,449,688.70/11,171,908.65 = 2,657,534.30/x
  3. Step 3: Cross multiply
    7,449,688.70x = 11,171,908.65 × 2,657,534.30
  4. Step 4: Simplify right side
    7,449,688.70x = 29,689,730,433,841.70
  5. Step 5: Solve for x
    x = 29,689,730,433,841.70/7,449,688.70
  6. Step 6: Final answer
    x = 3,985,365.25

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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.