Home / 14,342,826.10-21,518,787.16-5,120,600.74

Finding the Fourth Proportional to 14,342,826.10, 21,518,787.16 and 5,120,600.74

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Solution

The fourth proportional to 14,342,826.10, 21,518,787.16 and 5,120,600.74 is: 7,682,524.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,826.10 : 21,518,787.16 = 5,120,600.74 : x
  2. Step 2: Convert to fraction form
    14,342,826.10/21,518,787.16 = 5,120,600.74/x
  3. Step 3: Cross multiply
    14,342,826.10x = 21,518,787.16 × 5,120,600.74
  4. Step 4: Simplify right side
    14,342,826.10x = 110,189,117,455,398.50
  5. Step 5: Solve for x
    x = 110,189,117,455,398.50/14,342,826.10
  6. Step 6: Final answer
    x = 7,682,524.82

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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.