Home / 21,696,343.32-32,542,522.03-7,319,535.67

Finding the Fourth Proportional to 21,696,343.32, 32,542,522.03 and 7,319,535.67

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Solution

The fourth proportional to 21,696,343.32, 32,542,522.03 and 7,319,535.67 is: 10,978,631.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,696,343.32 : 32,542,522.03 = 7,319,535.67 : x
  2. Step 2: Convert to fraction form
    21,696,343.32/32,542,522.03 = 7,319,535.67/x
  3. Step 3: Cross multiply
    21,696,343.32x = 32,542,522.03 × 7,319,535.67
  4. Step 4: Simplify right side
    21,696,343.32x = 238,196,150,790,345.81
  5. Step 5: Solve for x
    x = 238,196,150,790,345.81/21,696,343.32
  6. Step 6: Final answer
    x = 10,978,631.16

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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.