Home / 15,111,153.05-22,664,515.05-7,432,736.87

Finding the Fourth Proportional to 15,111,153.05, 22,664,515.05 and 7,432,736.87

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Solution

The fourth proportional to 15,111,153.05, 22,664,515.05 and 7,432,736.87 is: 11,148,016.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,111,153.05 : 22,664,515.05 = 7,432,736.87 : x
  2. Step 2: Convert to fraction form
    15,111,153.05/22,664,515.05 = 7,432,736.87/x
  3. Step 3: Cross multiply
    15,111,153.05x = 22,664,515.05 × 7,432,736.87
  4. Step 4: Simplify right side
    15,111,153.05x = 168,459,376,709,466.19
  5. Step 5: Solve for x
    x = 168,459,376,709,466.19/15,111,153.05
  6. Step 6: Final answer
    x = 11,148,016.05

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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.