Home / 5,657,008.32-7,806,846.96-3,209,723.28

Finding the Fourth Proportional to 5,657,008.32, 7,806,846.96 and 3,209,723.28

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Solution

The fourth proportional to 5,657,008.32, 7,806,846.96 and 3,209,723.28 is: 4,429,517.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,657,008.32 : 7,806,846.96 = 3,209,723.28 : x
  2. Step 2: Convert to fraction form
    5,657,008.32/7,806,846.96 = 3,209,723.28/x
  3. Step 3: Cross multiply
    5,657,008.32x = 7,806,846.96 × 3,209,723.28
  4. Step 4: Simplify right side
    5,657,008.32x = 25,057,818,430,909.23
  5. Step 5: Solve for x
    x = 25,057,818,430,909.23/5,657,008.32
  6. Step 6: Final answer
    x = 4,429,517.69

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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.