Home / 10,065,909.26-13,890,459.67-5,714,424.43

Finding the Fourth Proportional to 10,065,909.26, 13,890,459.67 and 5,714,424.43

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Solution

The fourth proportional to 10,065,909.26, 13,890,459.67 and 5,714,424.43 is: 7,885,624.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,065,909.26 : 13,890,459.67 = 5,714,424.43 : x
  2. Step 2: Convert to fraction form
    10,065,909.26/13,890,459.67 = 5,714,424.43/x
  3. Step 3: Cross multiply
    10,065,909.26x = 13,890,459.67 × 5,714,424.43
  4. Step 4: Simplify right side
    10,065,909.26x = 79,375,982,033,165.53
  5. Step 5: Solve for x
    x = 79,375,982,033,165.53/10,065,909.26
  6. Step 6: Final answer
    x = 7,885,624.63

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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.