Home / 8,009,349.57-12,010,432.16-4,772,412.58

Finding the Fourth Proportional to 8,009,349.57, 12,010,432.16 and 4,772,412.58

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Solution

The fourth proportional to 8,009,349.57, 12,010,432.16 and 4,772,412.58 is: 7,156,478.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,009,349.57 : 12,010,432.16 = 4,772,412.58 : x
  2. Step 2: Convert to fraction form
    8,009,349.57/12,010,432.16 = 4,772,412.58/x
  3. Step 3: Cross multiply
    8,009,349.57x = 12,010,432.16 × 4,772,412.58
  4. Step 4: Simplify right side
    8,009,349.57x = 57,318,737,531,620.58
  5. Step 5: Solve for x
    x = 57,318,737,531,620.58/8,009,349.57
  6. Step 6: Final answer
    x = 7,156,478.44

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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.