Home / 6,538,615.85-9,808,292.23-1,989,812.59

Finding the Fourth Proportional to 6,538,615.85, 9,808,292.23 and 1,989,812.59

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Solution

The fourth proportional to 6,538,615.85, 9,808,292.23 and 1,989,812.59 is: 2,984,831.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,538,615.85 : 9,808,292.23 = 1,989,812.59 : x
  2. Step 2: Convert to fraction form
    6,538,615.85/9,808,292.23 = 1,989,812.59/x
  3. Step 3: Cross multiply
    6,538,615.85x = 9,808,292.23 × 1,989,812.59
  4. Step 4: Simplify right side
    6,538,615.85x = 19,516,663,336,157.91
  5. Step 5: Solve for x
    x = 19,516,663,336,157.91/6,538,615.85
  6. Step 6: Final answer
    x = 2,984,831.01

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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.