Home / 8,292,102.36-12,439,924.55-2,900,928.66

Finding the Fourth Proportional to 8,292,102.36, 12,439,924.55 and 2,900,928.66

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Solution

The fourth proportional to 8,292,102.36, 12,439,924.55 and 2,900,928.66 is: 4,352,012.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,292,102.36 : 12,439,924.55 = 2,900,928.66 : x
  2. Step 2: Convert to fraction form
    8,292,102.36/12,439,924.55 = 2,900,928.66/x
  3. Step 3: Cross multiply
    8,292,102.36x = 12,439,924.55 × 2,900,928.66
  4. Step 4: Simplify right side
    8,292,102.36x = 36,087,333,605,056.73
  5. Step 5: Solve for x
    x = 36,087,333,605,056.73/8,292,102.36
  6. Step 6: Final answer
    x = 4,352,012.56

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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.