Home / 8,808,001.40-13,212,002.10-7,884,212.60

Finding the Fourth Proportional to 8,808,001.40, 13,212,002.10 and 7,884,212.60

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Solution

The fourth proportional to 8,808,001.40, 13,212,002.10 and 7,884,212.60 is: 11,826,318.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808,001.40 : 13,212,002.10 = 7,884,212.60 : x
  2. Step 2: Convert to fraction form
    8,808,001.40/13,212,002.10 = 7,884,212.60/x
  3. Step 3: Cross multiply
    8,808,001.40x = 13,212,002.10 × 7,884,212.60
  4. Step 4: Simplify right side
    8,808,001.40x = 104,166,233,428,046.45
  5. Step 5: Solve for x
    x = 104,166,233,428,046.45/8,808,001.40
  6. Step 6: Final answer
    x = 11,826,318.90

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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.