Home / 9,320,144.04-12,855,173.41-6,221,104.90

Finding the Fourth Proportional to 9,320,144.04, 12,855,173.41 and 6,221,104.90

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Solution

The fourth proportional to 9,320,144.04, 12,855,173.41 and 6,221,104.90 is: 8,580,702.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320,144.04 : 12,855,173.41 = 6,221,104.90 : x
  2. Step 2: Convert to fraction form
    9,320,144.04/12,855,173.41 = 6,221,104.90/x
  3. Step 3: Cross multiply
    9,320,144.04x = 12,855,173.41 × 6,221,104.90
  4. Step 4: Simplify right side
    9,320,144.04x = 79,973,382,291,300.72
  5. Step 5: Solve for x
    x = 79,973,382,291,300.72/9,320,144.04
  6. Step 6: Final answer
    x = 8,580,702.40

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Double scale
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Similar ratio
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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.