Home / 13,113,000.20-19,669,500.30-5,134,824.20

Finding the Fourth Proportional to 13,113,000.20, 19,669,500.30 and 5,134,824.20

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Solution

The fourth proportional to 13,113,000.20, 19,669,500.30 and 5,134,824.20 is: 7,702,236.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,113,000.20 : 19,669,500.30 = 5,134,824.20 : x
  2. Step 2: Convert to fraction form
    13,113,000.20/19,669,500.30 = 5,134,824.20/x
  3. Step 3: Cross multiply
    13,113,000.20x = 19,669,500.30 × 5,134,824.20
  4. Step 4: Simplify right side
    13,113,000.20x = 100,999,426,142,347.27
  5. Step 5: Solve for x
    x = 100,999,426,142,347.27/13,113,000.20
  6. Step 6: Final answer
    x = 7,702,236.30

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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.