Home / 13,003,000.80-19,490,504.40-4,912,850.40

Finding the Fourth Proportional to 13,003,000.80, 19,490,504.40 and 4,912,850.40

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Solution

The fourth proportional to 13,003,000.80, 19,490,504.40 and 4,912,850.40 is: 7,363,987.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,003,000.80 : 19,490,504.40 = 4,912,850.40 : x
  2. Step 2: Convert to fraction form
    13,003,000.80/19,490,504.40 = 4,912,850.40/x
  3. Step 3: Cross multiply
    13,003,000.80x = 19,490,504.40 × 4,912,850.40
  4. Step 4: Simplify right side
    13,003,000.80x = 95,753,932,337,741.77
  5. Step 5: Solve for x
    x = 95,753,932,337,741.77/13,003,000.80
  6. Step 6: Final answer
    x = 7,363,987.27

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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.