Home / 6,119,900.40-9,179,850.60-5,411,312.40

Finding the Fourth Proportional to 6,119,900.40, 9,179,850.60 and 5,411,312.40

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Solution

The fourth proportional to 6,119,900.40, 9,179,850.60 and 5,411,312.40 is: 8,116,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119,900.40 : 9,179,850.60 = 5,411,312.40 : x
  2. Step 2: Convert to fraction form
    6,119,900.40/9,179,850.60 = 5,411,312.40/x
  3. Step 3: Cross multiply
    6,119,900.40x = 9,179,850.60 × 5,411,312.40
  4. Step 4: Simplify right side
    6,119,900.40x = 49,675,039,381,927.44
  5. Step 5: Solve for x
    x = 49,675,039,381,927.44/6,119,900.40
  6. Step 6: Final answer
    x = 8,116,968.60

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Double scale
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Similar ratio
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1.5x scale

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.