Home / 6,867,907.84-9,477,696.64-3,812,158.72

Finding the Fourth Proportional to 6,867,907.84, 9,477,696.64 and 3,812,158.72

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Solution

The fourth proportional to 6,867,907.84, 9,477,696.64 and 3,812,158.72 is: 5,260,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867,907.84 : 9,477,696.64 = 3,812,158.72 : x
  2. Step 2: Convert to fraction form
    6,867,907.84/9,477,696.64 = 3,812,158.72/x
  3. Step 3: Cross multiply
    6,867,907.84x = 9,477,696.64 × 3,812,158.72
  4. Step 4: Simplify right side
    6,867,907.84x = 36,130,483,891,690.70
  5. Step 5: Solve for x
    x = 36,130,483,891,690.70/6,867,907.84
  6. Step 6: Final answer
    x = 5,260,770.05

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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.