Home / 19,251,577.53-28,857,935.71-12,068,156.42

Finding the Fourth Proportional to 19,251,577.53, 28,857,935.71 and 12,068,156.42

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Solution

The fourth proportional to 19,251,577.53, 28,857,935.71 and 12,068,156.42 is: 18,090,054.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251,577.53 : 28,857,935.71 = 12,068,156.42 : x
  2. Step 2: Convert to fraction form
    19,251,577.53/28,857,935.71 = 12,068,156.42/x
  3. Step 3: Cross multiply
    19,251,577.53x = 28,857,935.71 × 12,068,156.42
  4. Step 4: Simplify right side
    19,251,577.53x = 348,262,082,085,596.50
  5. Step 5: Solve for x
    x = 348,262,082,085,596.50/19,251,577.53
  6. Step 6: Final answer
    x = 18,090,054.26

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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.