Home / 21,977,094.80-32,965,642.20-19,541,651.60

Finding the Fourth Proportional to 21,977,094.80, 32,965,642.20 and 19,541,651.60

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Solution

The fourth proportional to 21,977,094.80, 32,965,642.20 and 19,541,651.60 is: 29,312,477.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,977,094.80 : 32,965,642.20 = 19,541,651.60 : x
  2. Step 2: Convert to fraction form
    21,977,094.80/32,965,642.20 = 19,541,651.60/x
  3. Step 3: Cross multiply
    21,977,094.80x = 32,965,642.20 × 19,541,651.60
  4. Step 4: Simplify right side
    21,977,094.80x = 644,203,094,642,657.50
  5. Step 5: Solve for x
    x = 644,203,094,642,657.50/21,977,094.80
  6. Step 6: Final answer
    x = 29,312,477.40

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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.