Home / 21,384,201.40-32,064,492.30-8,590,251.40

Finding the Fourth Proportional to 21,384,201.40, 32,064,492.30 and 8,590,251.40

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Solution

The fourth proportional to 21,384,201.40, 32,064,492.30 and 8,590,251.40 is: 12,880,632.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,384,201.40 : 32,064,492.30 = 8,590,251.40 : x
  2. Step 2: Convert to fraction form
    21,384,201.40/32,064,492.30 = 8,590,251.40/x
  3. Step 3: Cross multiply
    21,384,201.40x = 32,064,492.30 × 8,590,251.40
  4. Step 4: Simplify right side
    21,384,201.40x = 275,442,049,870,364.25
  5. Step 5: Solve for x
    x = 275,442,049,870,364.25/21,384,201.40
  6. Step 6: Final answer
    x = 12,880,632.98

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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.