Home / 13,103,722.20-19,655,583.30-9,702,499.80

Finding the Fourth Proportional to 13,103,722.20, 19,655,583.30 and 9,702,499.80

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Solution

The fourth proportional to 13,103,722.20, 19,655,583.30 and 9,702,499.80 is: 14,553,749.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103,722.20 : 19,655,583.30 = 9,702,499.80 : x
  2. Step 2: Convert to fraction form
    13,103,722.20/19,655,583.30 = 9,702,499.80/x
  3. Step 3: Cross multiply
    13,103,722.20x = 19,655,583.30 × 9,702,499.80
  4. Step 4: Simplify right side
    13,103,722.20x = 190,708,293,037,133.38
  5. Step 5: Solve for x
    x = 190,708,293,037,133.38/13,103,722.20
  6. Step 6: Final answer
    x = 14,553,749.70

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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.