Home / 27,975,073.92-38,606,793.44-15,585,160.32

Finding the Fourth Proportional to 27,975,073.92, 38,606,793.44 and 15,585,160.32

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Solution

The fourth proportional to 27,975,073.92, 38,606,793.44 and 15,585,160.32 is: 21,508,185.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,975,073.92 : 38,606,793.44 = 15,585,160.32 : x
  2. Step 2: Convert to fraction form
    27,975,073.92/38,606,793.44 = 15,585,160.32/x
  3. Step 3: Cross multiply
    27,975,073.92x = 38,606,793.44 × 15,585,160.32
  4. Step 4: Simplify right side
    27,975,073.92x = 601,693,065,125,598.50
  5. Step 5: Solve for x
    x = 601,693,065,125,598.50/27,975,073.92
  6. Step 6: Final answer
    x = 21,508,185.00

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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.