Home / 7,817,615.16-11,727,972.72-2,426,035.47

Finding the Fourth Proportional to 7,817,615.16, 11,727,972.72 and 2,426,035.47

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Solution

The fourth proportional to 7,817,615.16, 11,727,972.72 and 2,426,035.47 is: 3,639,534.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,817,615.16 : 11,727,972.72 = 2,426,035.47 : x
  2. Step 2: Convert to fraction form
    7,817,615.16/11,727,972.72 = 2,426,035.47/x
  3. Step 3: Cross multiply
    7,817,615.16x = 11,727,972.72 × 2,426,035.47
  4. Step 4: Simplify right side
    7,817,615.16x = 28,452,477,809,912.38
  5. Step 5: Solve for x
    x = 28,452,477,809,912.38/7,817,615.16
  6. Step 6: Final answer
    x = 3,639,534.21

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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.