Home / 8,236,981.60-12,342,840.72-3,744,008.80

Finding the Fourth Proportional to 8,236,981.60, 12,342,840.72 and 3,744,008.80

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Solution

The fourth proportional to 8,236,981.60, 12,342,840.72 and 3,744,008.80 is: 5,610,271.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236,981.60 : 12,342,840.72 = 3,744,008.80 : x
  2. Step 2: Convert to fraction form
    8,236,981.60/12,342,840.72 = 3,744,008.80/x
  3. Step 3: Cross multiply
    8,236,981.60x = 12,342,840.72 × 3,744,008.80
  4. Step 4: Simplify right side
    8,236,981.60x = 46,211,704,272,678.34
  5. Step 5: Solve for x
    x = 46,211,704,272,678.34/8,236,981.60
  6. Step 6: Final answer
    x = 5,610,271.64

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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.