Home / 21,812,110.20-32,718,165.30-6,459,953.40

Finding the Fourth Proportional to 21,812,110.20, 32,718,165.30 and 6,459,953.40

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Solution

The fourth proportional to 21,812,110.20, 32,718,165.30 and 6,459,953.40 is: 9,689,930.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,812,110.20 : 32,718,165.30 = 6,459,953.40 : x
  2. Step 2: Convert to fraction form
    21,812,110.20/32,718,165.30 = 6,459,953.40/x
  3. Step 3: Cross multiply
    21,812,110.20x = 32,718,165.30 × 6,459,953.40
  4. Step 4: Simplify right side
    21,812,110.20x = 211,357,823,171,497.03
  5. Step 5: Solve for x
    x = 211,357,823,171,497.03/21,812,110.20
  6. Step 6: Final answer
    x = 9,689,930.10

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1.5x scale

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.