Home / 6,331,258.84-8,733,255.40-5,171,390.68

Finding the Fourth Proportional to 6,331,258.84, 8,733,255.40 and 5,171,390.68

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Solution

The fourth proportional to 6,331,258.84, 8,733,255.40 and 5,171,390.68 is: 7,133,348.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331,258.84 : 8,733,255.40 = 5,171,390.68 : x
  2. Step 2: Convert to fraction form
    6,331,258.84/8,733,255.40 = 5,171,390.68/x
  3. Step 3: Cross multiply
    6,331,258.84x = 8,733,255.40 × 5,171,390.68
  4. Step 4: Simplify right side
    6,331,258.84x = 45,163,075,581,619.67
  5. Step 5: Solve for x
    x = 45,163,075,581,619.67/6,331,258.84
  6. Step 6: Final answer
    x = 7,133,348.47

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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.