Home / 9,336,145.14-12,884,108.67-5,206,136.58

Finding the Fourth Proportional to 9,336,145.14, 12,884,108.67 and 5,206,136.58

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Solution

The fourth proportional to 9,336,145.14, 12,884,108.67 and 5,206,136.58 is: 7,184,595.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,336,145.14 : 12,884,108.67 = 5,206,136.58 : x
  2. Step 2: Convert to fraction form
    9,336,145.14/12,884,108.67 = 5,206,136.58/x
  3. Step 3: Cross multiply
    9,336,145.14x = 12,884,108.67 × 5,206,136.58
  4. Step 4: Simplify right side
    9,336,145.14x = 67,076,429,447,582.15
  5. Step 5: Solve for x
    x = 67,076,429,447,582.15/9,336,145.14
  6. Step 6: Final answer
    x = 7,184,595.83

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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.