Home / 8,487,474.63-12,732,123.06-3,630,285.60

Finding the Fourth Proportional to 8,487,474.63, 12,732,123.06 and 3,630,285.60

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Solution

The fourth proportional to 8,487,474.63, 12,732,123.06 and 3,630,285.60 is: 5,445,818.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487,474.63 : 12,732,123.06 = 3,630,285.60 : x
  2. Step 2: Convert to fraction form
    8,487,474.63/12,732,123.06 = 3,630,285.60/x
  3. Step 3: Cross multiply
    8,487,474.63x = 12,732,123.06 × 3,630,285.60
  4. Step 4: Simplify right side
    8,487,474.63x = 46,221,243,002,145.94
  5. Step 5: Solve for x
    x = 46,221,243,002,145.94/8,487,474.63
  6. Step 6: Final answer
    x = 5,445,818.10

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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.