Home / 8,213,497.47-12,319,304.85-2,148,814.44

Finding the Fourth Proportional to 8,213,497.47, 12,319,304.85 and 2,148,814.44

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Solution

The fourth proportional to 8,213,497.47, 12,319,304.85 and 2,148,814.44 is: 3,222,975.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,213,497.47 : 12,319,304.85 = 2,148,814.44 : x
  2. Step 2: Convert to fraction form
    8,213,497.47/12,319,304.85 = 2,148,814.44/x
  3. Step 3: Cross multiply
    8,213,497.47x = 12,319,304.85 × 2,148,814.44
  4. Step 4: Simplify right side
    8,213,497.47x = 26,471,900,152,442.03
  5. Step 5: Solve for x
    x = 26,471,900,152,442.03/8,213,497.47
  6. Step 6: Final answer
    x = 3,222,975.38

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1.5x scale

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.