Home / 6,817,145.52-9,411,069.87-4,239,656.67

Finding the Fourth Proportional to 6,817,145.52, 9,411,069.87 and 4,239,656.67

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Solution

The fourth proportional to 6,817,145.52, 9,411,069.87 and 4,239,656.67 is: 5,852,846.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,817,145.52 : 9,411,069.87 = 4,239,656.67 : x
  2. Step 2: Convert to fraction form
    6,817,145.52/9,411,069.87 = 4,239,656.67/x
  3. Step 3: Cross multiply
    6,817,145.52x = 9,411,069.87 × 4,239,656.67
  4. Step 4: Simplify right side
    6,817,145.52x = 39,899,705,146,181.53
  5. Step 5: Solve for x
    x = 39,899,705,146,181.53/6,817,145.52
  6. Step 6: Final answer
    x = 5,852,846.33

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1.5x scale

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.