Home / 7,628,420.13-11,441,372.64-2,510,916.67

Finding the Fourth Proportional to 7,628,420.13, 11,441,372.64 and 2,510,916.67

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Solution

The fourth proportional to 7,628,420.13, 11,441,372.64 and 2,510,916.67 is: 3,765,961.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,628,420.13 : 11,441,372.64 = 2,510,916.67 : x
  2. Step 2: Convert to fraction form
    7,628,420.13/11,441,372.64 = 2,510,916.67/x
  3. Step 3: Cross multiply
    7,628,420.13x = 11,441,372.64 × 2,510,916.67
  4. Step 4: Simplify right side
    7,628,420.13x = 28,728,333,289,457.91
  5. Step 5: Solve for x
    x = 28,728,333,289,457.91/7,628,420.13
  6. Step 6: Final answer
    x = 3,765,961.08

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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.