Home / 13,811,246.20-20,716,869.30-11,685,482.20

Finding the Fourth Proportional to 13,811,246.20, 20,716,869.30 and 11,685,482.20

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Solution

The fourth proportional to 13,811,246.20, 20,716,869.30 and 11,685,482.20 is: 17,528,223.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,811,246.20 : 20,716,869.30 = 11,685,482.20 : x
  2. Step 2: Convert to fraction form
    13,811,246.20/20,716,869.30 = 11,685,482.20/x
  3. Step 3: Cross multiply
    13,811,246.20x = 20,716,869.30 × 11,685,482.20
  4. Step 4: Simplify right side
    13,811,246.20x = 242,086,607,444,876.47
  5. Step 5: Solve for x
    x = 242,086,607,444,876.47/13,811,246.20
  6. Step 6: Final answer
    x = 17,528,223.30

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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.