Home / 13,037,020.20-19,555,530.30-9,677,788.20

Finding the Fourth Proportional to 13,037,020.20, 19,555,530.30 and 9,677,788.20

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Solution

The fourth proportional to 13,037,020.20, 19,555,530.30 and 9,677,788.20 is: 14,516,682.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037,020.20 : 19,555,530.30 = 9,677,788.20 : x
  2. Step 2: Convert to fraction form
    13,037,020.20/19,555,530.30 = 9,677,788.20/x
  3. Step 3: Cross multiply
    13,037,020.20x = 19,555,530.30 × 9,677,788.20
  4. Step 4: Simplify right side
    13,037,020.20x = 189,254,280,382,082.44
  5. Step 5: Solve for x
    x = 189,254,280,382,082.44/13,037,020.20
  6. Step 6: Final answer
    x = 14,516,682.30

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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.