Home / 9,178,755.90-13,778,740.80-4,927,227.90

Finding the Fourth Proportional to 9,178,755.90, 13,778,740.80 and 4,927,227.90

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Solution

The fourth proportional to 9,178,755.90, 13,778,740.80 and 4,927,227.90 is: 7,396,535.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178,755.90 : 13,778,740.80 = 4,927,227.90 : x
  2. Step 2: Convert to fraction form
    9,178,755.90/13,778,740.80 = 4,927,227.90/x
  3. Step 3: Cross multiply
    9,178,755.90x = 13,778,740.80 × 4,927,227.90
  4. Step 4: Simplify right side
    9,178,755.90x = 67,890,996,096,628.33
  5. Step 5: Solve for x
    x = 67,890,996,096,628.33/9,178,755.90
  6. Step 6: Final answer
    x = 7,396,535.74

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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.