Home / 6,898,503.28-9,520,228.74-3,842,718.88

Finding the Fourth Proportional to 6,898,503.28, 9,520,228.74 and 3,842,718.88

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Solution

The fourth proportional to 6,898,503.28, 9,520,228.74 and 3,842,718.88 is: 5,303,115.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898,503.28 : 9,520,228.74 = 3,842,718.88 : x
  2. Step 2: Convert to fraction form
    6,898,503.28/9,520,228.74 = 3,842,718.88/x
  3. Step 3: Cross multiply
    6,898,503.28x = 9,520,228.74 × 3,842,718.88
  4. Step 4: Simplify right side
    6,898,503.28x = 36,583,562,721,116.61
  5. Step 5: Solve for x
    x = 36,583,562,721,116.61/6,898,503.28
  6. Step 6: Final answer
    x = 5,303,115.94

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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.