Home / 25,285,027.30-34,880,484.10-15,359,276.54

Finding the Fourth Proportional to 25,285,027.30, 34,880,484.10 and 15,359,276.54

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Solution

The fourth proportional to 25,285,027.30, 34,880,484.10 and 15,359,276.54 is: 21,187,993.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285,027.30 : 34,880,484.10 = 15,359,276.54 : x
  2. Step 2: Convert to fraction form
    25,285,027.30/34,880,484.10 = 15,359,276.54/x
  3. Step 3: Cross multiply
    25,285,027.30x = 34,880,484.10 × 15,359,276.54
  4. Step 4: Simplify right side
    25,285,027.30x = 535,739,001,140,973
  5. Step 5: Solve for x
    x = 535,739,001,140,973/25,285,027.30
  6. Step 6: Final answer
    x = 21,187,993.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.