Home / 13,048,410-18,006,805.80-7,325,274

Finding the Fourth Proportional to 13,048,410, 18,006,805.80 and 7,325,274

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Solution

The fourth proportional to 13,048,410, 18,006,805.80 and 7,325,274 is: 10,108,878.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,048,410 : 18,006,805.80 = 7,325,274 : x
  2. Step 2: Convert to fraction form
    13,048,410/18,006,805.80 = 7,325,274/x
  3. Step 3: Cross multiply
    13,048,410x = 18,006,805.80 × 7,325,274
  4. Step 4: Simplify right side
    13,048,410x = 131,904,786,349,789.20
  5. Step 5: Solve for x
    x = 131,904,786,349,789.20/13,048,410
  6. Step 6: Final answer
    x = 10,108,878.12

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1.5x scale

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.