Home / 47,388,001.30-71,082,001.95-21,878,833.30

Finding the Fourth Proportional to 47,388,001.30, 71,082,001.95 and 21,878,833.30

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Solution

The fourth proportional to 47,388,001.30, 71,082,001.95 and 21,878,833.30 is: 32,818,249.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,388,001.30 : 71,082,001.95 = 21,878,833.30 : x
  2. Step 2: Convert to fraction form
    47,388,001.30/71,082,001.95 = 21,878,833.30/x
  3. Step 3: Cross multiply
    47,388,001.30x = 71,082,001.95 × 21,878,833.30
  4. Step 4: Simplify right side
    47,388,001.30x = 1,555,191,271,294,325
  5. Step 5: Solve for x
    x = 1,555,191,271,294,325/47,388,001.30
  6. Step 6: Final answer
    x = 32,818,249.95

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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.