Home / 7,214,641.02-9,956,214.20-3,906,940.94

Finding the Fourth Proportional to 7,214,641.02, 9,956,214.20 and 3,906,940.94

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Solution

The fourth proportional to 7,214,641.02, 9,956,214.20 and 3,906,940.94 is: 5,391,583.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,214,641.02 : 9,956,214.20 = 3,906,940.94 : x
  2. Step 2: Convert to fraction form
    7,214,641.02/9,956,214.20 = 3,906,940.94/x
  3. Step 3: Cross multiply
    7,214,641.02x = 9,956,214.20 × 3,906,940.94
  4. Step 4: Simplify right side
    7,214,641.02x = 38,898,340,865,389.34
  5. Step 5: Solve for x
    x = 38,898,340,865,389.34/7,214,641.02
  6. Step 6: Final answer
    x = 5,391,583.69

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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.