Home / 14,530,212-20,053,617.12-9,388,526.40

Finding the Fourth Proportional to 14,530,212, 20,053,617.12 and 9,388,526.40

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Solution

The fourth proportional to 14,530,212, 20,053,617.12 and 9,388,526.40 is: 12,957,409.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,530,212 : 20,053,617.12 = 9,388,526.40 : x
  2. Step 2: Convert to fraction form
    14,530,212/20,053,617.12 = 9,388,526.40/x
  3. Step 3: Cross multiply
    14,530,212x = 20,053,617.12 × 9,388,526.40
  4. Step 4: Simplify right side
    14,530,212x = 188,273,913,746,612
  5. Step 5: Solve for x
    x = 188,273,913,746,612/14,530,212
  6. Step 6: Final answer
    x = 12,957,409.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.