Home / 13,308,926.20-19,963,389.30-5,336,471.80

Finding the Fourth Proportional to 13,308,926.20, 19,963,389.30 and 5,336,471.80

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Solution

The fourth proportional to 13,308,926.20, 19,963,389.30 and 5,336,471.80 is: 8,004,707.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,308,926.20 : 19,963,389.30 = 5,336,471.80 : x
  2. Step 2: Convert to fraction form
    13,308,926.20/19,963,389.30 = 5,336,471.80/x
  3. Step 3: Cross multiply
    13,308,926.20x = 19,963,389.30 × 5,336,471.80
  4. Step 4: Simplify right side
    13,308,926.20x = 106,534,064,031,871.73
  5. Step 5: Solve for x
    x = 106,534,064,031,871.73/13,308,926.20
  6. Step 6: Final answer
    x = 8,004,707.70

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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.