Home / 8,902,404.20-13,353,606.30-8,122,957.40

Finding the Fourth Proportional to 8,902,404.20, 13,353,606.30 and 8,122,957.40

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Solution

The fourth proportional to 8,902,404.20, 13,353,606.30 and 8,122,957.40 is: 12,184,436.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902,404.20 : 13,353,606.30 = 8,122,957.40 : x
  2. Step 2: Convert to fraction form
    8,902,404.20/13,353,606.30 = 8,122,957.40/x
  3. Step 3: Cross multiply
    8,902,404.20x = 13,353,606.30 × 8,122,957.40
  4. Step 4: Simplify right side
    8,902,404.20x = 108,470,775,111,271.62
  5. Step 5: Solve for x
    x = 108,470,775,111,271.62/8,902,404.20
  6. Step 6: Final answer
    x = 12,184,436.10

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Similar ratio
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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.