Home / 8,320,513.60-12,479,848.80-2,337,486.40

Finding the Fourth Proportional to 8,320,513.60, 12,479,848.80 and 2,337,486.40

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Solution

The fourth proportional to 8,320,513.60, 12,479,848.80 and 2,337,486.40 is: 3,505,970.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320,513.60 : 12,479,848.80 = 2,337,486.40 : x
  2. Step 2: Convert to fraction form
    8,320,513.60/12,479,848.80 = 2,337,486.40/x
  3. Step 3: Cross multiply
    8,320,513.60x = 12,479,848.80 × 2,337,486.40
  4. Step 4: Simplify right side
    8,320,513.60x = 29,171,476,844,056.32
  5. Step 5: Solve for x
    x = 29,171,476,844,056.32/8,320,513.60
  6. Step 6: Final answer
    x = 3,505,970.69

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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.