Home / 22,222,573.78-30,668,342.85-12,432,433.93

Finding the Fourth Proportional to 22,222,573.78, 30,668,342.85 and 12,432,433.93

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Solution

The fourth proportional to 22,222,573.78, 30,668,342.85 and 12,432,433.93 is: 17,157,425.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,222,573.78 : 30,668,342.85 = 12,432,433.93 : x
  2. Step 2: Convert to fraction form
    22,222,573.78/30,668,342.85 = 12,432,433.93/x
  3. Step 3: Cross multiply
    22,222,573.78x = 30,668,342.85 × 12,432,433.93
  4. Step 4: Simplify right side
    22,222,573.78x = 381,282,146,225,212.94
  5. Step 5: Solve for x
    x = 381,282,146,225,212.94/22,222,573.78
  6. Step 6: Final answer
    x = 17,157,425.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.