Home / 13,035,428.60-19,571,805.30-7,366,724.60

Finding the Fourth Proportional to 13,035,428.60, 19,571,805.30 and 7,366,724.60

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Solution

The fourth proportional to 13,035,428.60, 19,571,805.30 and 7,366,724.60 is: 11,060,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035,428.60 : 19,571,805.30 = 7,366,724.60 : x
  2. Step 2: Convert to fraction form
    13,035,428.60/19,571,805.30 = 7,366,724.60/x
  3. Step 3: Cross multiply
    13,035,428.60x = 19,571,805.30 × 7,366,724.60
  4. Step 4: Simplify right side
    13,035,428.60x = 144,180,099,569,920.38
  5. Step 5: Solve for x
    x = 144,180,099,569,920.38/13,035,428.60
  6. Step 6: Final answer
    x = 11,060,633.60

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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.