Home / 9,864,761.60-14,783,145.60-7,285,851.20

Finding the Fourth Proportional to 9,864,761.60, 14,783,145.60 and 7,285,851.20

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Solution

The fourth proportional to 9,864,761.60, 14,783,145.60 and 7,285,851.20 is: 10,918,439.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,864,761.60 : 14,783,145.60 = 7,285,851.20 : x
  2. Step 2: Convert to fraction form
    9,864,761.60/14,783,145.60 = 7,285,851.20/x
  3. Step 3: Cross multiply
    9,864,761.60x = 14,783,145.60 × 7,285,851.20
  4. Step 4: Simplify right side
    9,864,761.60x = 107,707,799,109,534.72
  5. Step 5: Solve for x
    x = 107,707,799,109,534.72/9,864,761.60
  6. Step 6: Final answer
    x = 10,918,439.13

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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.