Home / 8,902,486.10-13,353,729.15-8,808,007.70

Finding the Fourth Proportional to 8,902,486.10, 13,353,729.15 and 8,808,007.70

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Solution

The fourth proportional to 8,902,486.10, 13,353,729.15 and 8,808,007.70 is: 13,212,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902,486.10 : 13,353,729.15 = 8,808,007.70 : x
  2. Step 2: Convert to fraction form
    8,902,486.10/13,353,729.15 = 8,808,007.70/x
  3. Step 3: Cross multiply
    8,902,486.10x = 13,353,729.15 × 8,808,007.70
  4. Step 4: Simplify right side
    8,902,486.10x = 117,619,749,176,914.45
  5. Step 5: Solve for x
    x = 117,619,749,176,914.45/8,902,486.10
  6. Step 6: Final answer
    x = 13,212,011.55

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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.