Home / 21,977,095.80-32,965,643.70-19,541,652.60

Finding the Fourth Proportional to 21,977,095.80, 32,965,643.70 and 19,541,652.60

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Solution

The fourth proportional to 21,977,095.80, 32,965,643.70 and 19,541,652.60 is: 29,312,478.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,977,095.80 : 32,965,643.70 = 19,541,652.60 : x
  2. Step 2: Convert to fraction form
    21,977,095.80/32,965,643.70 = 19,541,652.60/x
  3. Step 3: Cross multiply
    21,977,095.80x = 32,965,643.70 × 19,541,652.60
  4. Step 4: Simplify right side
    21,977,095.80x = 644,203,156,920,778.62
  5. Step 5: Solve for x
    x = 644,203,156,920,778.62/21,977,095.80
  6. Step 6: Final answer
    x = 29,312,478.90

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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.