Home / 5,451,214.10-8,167,963.80-4,547,764.40

Finding the Fourth Proportional to 5,451,214.10, 8,167,963.80 and 4,547,764.40

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Solution

The fourth proportional to 5,451,214.10, 8,167,963.80 and 4,547,764.40 is: 6,814,257.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451,214.10 : 8,167,963.80 = 4,547,764.40 : x
  2. Step 2: Convert to fraction form
    5,451,214.10/8,167,963.80 = 4,547,764.40/x
  3. Step 3: Cross multiply
    5,451,214.10x = 8,167,963.80 × 4,547,764.40
  4. Step 4: Simplify right side
    5,451,214.10x = 37,145,974,990,128.72
  5. Step 5: Solve for x
    x = 37,145,974,990,128.72/5,451,214.10
  6. Step 6: Final answer
    x = 6,814,257.21

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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.