Home / 27,146,172.83-37,461,454.56-20,207,878.07

Finding the Fourth Proportional to 27,146,172.83, 37,461,454.56 and 20,207,878.07

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Solution

The fourth proportional to 27,146,172.83, 37,461,454.56 and 20,207,878.07 is: 27,886,675.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,146,172.83 : 37,461,454.56 = 20,207,878.07 : x
  2. Step 2: Convert to fraction form
    27,146,172.83/37,461,454.56 = 20,207,878.07/x
  3. Step 3: Cross multiply
    27,146,172.83x = 37,461,454.56 × 20,207,878.07
  4. Step 4: Simplify right side
    27,146,172.83x = 757,016,505,886,018.38
  5. Step 5: Solve for x
    x = 757,016,505,886,018.38/27,146,172.83
  6. Step 6: Final answer
    x = 27,886,675.25

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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.