Home / 8,390,818.02-12,586,299.87-2,711,042.94

Finding the Fourth Proportional to 8,390,818.02, 12,586,299.87 and 2,711,042.94

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Solution

The fourth proportional to 8,390,818.02, 12,586,299.87 and 2,711,042.94 is: 4,066,587.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,390,818.02 : 12,586,299.87 = 2,711,042.94 : x
  2. Step 2: Convert to fraction form
    8,390,818.02/12,586,299.87 = 2,711,042.94/x
  3. Step 3: Cross multiply
    8,390,818.02x = 12,586,299.87 × 2,711,042.94
  4. Step 4: Simplify right side
    8,390,818.02x = 34,121,999,403,286.41
  5. Step 5: Solve for x
    x = 34,121,999,403,286.41/8,390,818.02
  6. Step 6: Final answer
    x = 4,066,587.94

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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.