Home / 20,677,466.70-31,016,200.05-13,024,716.30

Finding the Fourth Proportional to 20,677,466.70, 31,016,200.05 and 13,024,716.30

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Solution

The fourth proportional to 20,677,466.70, 31,016,200.05 and 13,024,716.30 is: 19,537,074.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,677,466.70 : 31,016,200.05 = 13,024,716.30 : x
  2. Step 2: Convert to fraction form
    20,677,466.70/31,016,200.05 = 13,024,716.30/x
  3. Step 3: Cross multiply
    20,677,466.70x = 31,016,200.05 × 13,024,716.30
  4. Step 4: Simplify right side
    20,677,466.70x = 403,977,206,355,295.88
  5. Step 5: Solve for x
    x = 403,977,206,355,295.88/20,677,466.70
  6. Step 6: Final answer
    x = 19,537,074.45

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1.5x scale

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.