Home / 8,898,492.35-12,280,834.71-5,414,078.50

Finding the Fourth Proportional to 8,898,492.35, 12,280,834.71 and 5,414,078.50

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Solution

The fourth proportional to 8,898,492.35, 12,280,834.71 and 5,414,078.50 is: 7,471,985.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898,492.35 : 12,280,834.71 = 5,414,078.50 : x
  2. Step 2: Convert to fraction form
    8,898,492.35/12,280,834.71 = 5,414,078.50/x
  3. Step 3: Cross multiply
    8,898,492.35x = 12,280,834.71 × 5,414,078.50
  4. Step 4: Simplify right side
    8,898,492.35x = 66,489,403,134,762.65
  5. Step 5: Solve for x
    x = 66,489,403,134,762.65/8,898,492.35
  6. Step 6: Final answer
    x = 7,471,985.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.