Home / 18,448,215.40-27,672,323.10-8,213,055.40

Finding the Fourth Proportional to 18,448,215.40, 27,672,323.10 and 8,213,055.40

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Solution

The fourth proportional to 18,448,215.40, 27,672,323.10 and 8,213,055.40 is: 12,319,583.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,448,215.40 : 27,672,323.10 = 8,213,055.40 : x
  2. Step 2: Convert to fraction form
    18,448,215.40/27,672,323.10 = 8,213,055.40/x
  3. Step 3: Cross multiply
    18,448,215.40x = 27,672,323.10 × 8,213,055.40
  4. Step 4: Simplify right side
    18,448,215.40x = 227,274,322,666,999.75
  5. Step 5: Solve for x
    x = 227,274,322,666,999.75/18,448,215.40
  6. Step 6: Final answer
    x = 12,319,583.10

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1.5x scale

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.