Home / 16,821,038.20-25,231,557.30-10,364,030.05

Finding the Fourth Proportional to 16,821,038.20, 25,231,557.30 and 10,364,030.05

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Solution

The fourth proportional to 16,821,038.20, 25,231,557.30 and 10,364,030.05 is: 15,546,045.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821,038.20 : 25,231,557.30 = 10,364,030.05 : x
  2. Step 2: Convert to fraction form
    16,821,038.20/25,231,557.30 = 10,364,030.05/x
  3. Step 3: Cross multiply
    16,821,038.20x = 25,231,557.30 × 10,364,030.05
  4. Step 4: Simplify right side
    16,821,038.20x = 261,500,618,065,496.91
  5. Step 5: Solve for x
    x = 261,500,618,065,496.91/16,821,038.20
  6. Step 6: Final answer
    x = 15,546,045.08

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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.