Home / 27,592,562.78-38,078,911.59-15,369,416.54

Finding the Fourth Proportional to 27,592,562.78, 38,078,911.59 and 15,369,416.54

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Solution

The fourth proportional to 27,592,562.78, 38,078,911.59 and 15,369,416.54 is: 21,210,449.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,592,562.78 : 38,078,911.59 = 15,369,416.54 : x
  2. Step 2: Convert to fraction form
    27,592,562.78/38,078,911.59 = 15,369,416.54/x
  3. Step 3: Cross multiply
    27,592,562.78x = 38,078,911.59 × 15,369,416.54
  4. Step 4: Simplify right side
    27,592,562.78x = 585,250,653,616,543.75
  5. Step 5: Solve for x
    x = 585,250,653,616,543.75/27,592,562.78
  6. Step 6: Final answer
    x = 21,210,449.29

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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.