Home / 16,991,599.30-25,445,408.55-11,280,904.90

Finding the Fourth Proportional to 16,991,599.30, 25,445,408.55 and 11,280,904.90

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Solution

The fourth proportional to 16,991,599.30, 25,445,408.55 and 11,280,904.90 is: 16,893,479.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,991,599.30 : 25,445,408.55 = 11,280,904.90 : x
  2. Step 2: Convert to fraction form
    16,991,599.30/25,445,408.55 = 11,280,904.90/x
  3. Step 3: Cross multiply
    16,991,599.30x = 25,445,408.55 × 11,280,904.90
  4. Step 4: Simplify right side
    16,991,599.30x = 287,047,233,994,196.94
  5. Step 5: Solve for x
    x = 287,047,233,994,196.94/16,991,599.30
  6. Step 6: Final answer
    x = 16,893,479.47

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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.