Home / 6,631,454.40-9,961,927.20-6,454,507.20

Finding the Fourth Proportional to 6,631,454.40, 9,961,927.20 and 6,454,507.20

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Solution

The fourth proportional to 6,631,454.40, 9,961,927.20 and 6,454,507.20 is: 9,696,112.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631,454.40 : 9,961,927.20 = 6,454,507.20 : x
  2. Step 2: Convert to fraction form
    6,631,454.40/9,961,927.20 = 6,454,507.20/x
  3. Step 3: Cross multiply
    6,631,454.40x = 9,961,927.20 × 6,454,507.20
  4. Step 4: Simplify right side
    6,631,454.40x = 64,299,330,838,275.84
  5. Step 5: Solve for x
    x = 64,299,330,838,275.84/6,631,454.40
  6. Step 6: Final answer
    x = 9,696,112.94

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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.