Home / 19,344,904.20-28,992,473.10-11,763,822.60

Finding the Fourth Proportional to 19,344,904.20, 28,992,473.10 and 11,763,822.60

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Solution

The fourth proportional to 19,344,904.20, 28,992,473.10 and 11,763,822.60 is: 17,630,602.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,344,904.20 : 28,992,473.10 = 11,763,822.60 : x
  2. Step 2: Convert to fraction form
    19,344,904.20/28,992,473.10 = 11,763,822.60/x
  3. Step 3: Cross multiply
    19,344,904.20x = 28,992,473.10 × 11,763,822.60
  4. Step 4: Simplify right side
    19,344,904.20x = 341,062,310,283,672.06
  5. Step 5: Solve for x
    x = 341,062,310,283,672.06/19,344,904.20
  6. Step 6: Final answer
    x = 17,630,602.19

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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.