Home / 21,453,904.20-32,180,856.30-17,202,376.20

Finding the Fourth Proportional to 21,453,904.20, 32,180,856.30 and 17,202,376.20

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Solution

The fourth proportional to 21,453,904.20, 32,180,856.30 and 17,202,376.20 is: 25,803,564.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,453,904.20 : 32,180,856.30 = 17,202,376.20 : x
  2. Step 2: Convert to fraction form
    21,453,904.20/32,180,856.30 = 17,202,376.20/x
  3. Step 3: Cross multiply
    21,453,904.20x = 32,180,856.30 × 17,202,376.20
  4. Step 4: Simplify right side
    21,453,904.20x = 553,587,196,510,740.06
  5. Step 5: Solve for x
    x = 553,587,196,510,740.06/21,453,904.20
  6. Step 6: Final answer
    x = 25,803,564.30

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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.