Home / 13,031,444.70-19,554,165.45-5,459,175.90

Finding the Fourth Proportional to 13,031,444.70, 19,554,165.45 and 5,459,175.90

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Solution

The fourth proportional to 13,031,444.70, 19,554,165.45 and 5,459,175.90 is: 8,191,695.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,031,444.70 : 19,554,165.45 = 5,459,175.90 : x
  2. Step 2: Convert to fraction form
    13,031,444.70/19,554,165.45 = 5,459,175.90/x
  3. Step 3: Cross multiply
    13,031,444.70x = 19,554,165.45 × 5,459,175.90
  4. Step 4: Simplify right side
    13,031,444.70x = 106,749,628,769,252.66
  5. Step 5: Solve for x
    x = 106,749,628,769,252.66/13,031,444.70
  6. Step 6: Final answer
    x = 8,191,695.64

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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.