Home / 8,700,528.40-13,030,912.77-4,154,761.42

Finding the Fourth Proportional to 8,700,528.40, 13,030,912.77 and 4,154,761.42

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Solution

The fourth proportional to 8,700,528.40, 13,030,912.77 and 4,154,761.42 is: 6,222,648.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,700,528.40 : 13,030,912.77 = 4,154,761.42 : x
  2. Step 2: Convert to fraction form
    8,700,528.40/13,030,912.77 = 4,154,761.42/x
  3. Step 3: Cross multiply
    8,700,528.40x = 13,030,912.77 × 4,154,761.42
  4. Step 4: Simplify right side
    8,700,528.40x = 54,140,333,644,181.33
  5. Step 5: Solve for x
    x = 54,140,333,644,181.33/8,700,528.40
  6. Step 6: Final answer
    x = 6,222,648.92

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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.