Home / 12,693,682.32-19,041,135.84-4,173,830.16

Finding the Fourth Proportional to 12,693,682.32, 19,041,135.84 and 4,173,830.16

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Solution

The fourth proportional to 12,693,682.32, 19,041,135.84 and 4,173,830.16 is: 6,260,946.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,693,682.32 : 19,041,135.84 = 4,173,830.16 : x
  2. Step 2: Convert to fraction form
    12,693,682.32/19,041,135.84 = 4,173,830.16/x
  3. Step 3: Cross multiply
    12,693,682.32x = 19,041,135.84 × 4,173,830.16
  4. Step 4: Simplify right side
    12,693,682.32x = 79,474,467,049,648.94
  5. Step 5: Solve for x
    x = 79,474,467,049,648.94/12,693,682.32
  6. Step 6: Final answer
    x = 6,260,946.59

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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.