Home / 38,931,623.52-53,707,782.96-25,185,020.64

Finding the Fourth Proportional to 38,931,623.52, 53,707,782.96 and 25,185,020.64

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Solution

The fourth proportional to 38,931,623.52, 53,707,782.96 and 25,185,020.64 is: 34,743,776.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,931,623.52 : 53,707,782.96 = 25,185,020.64 : x
  2. Step 2: Convert to fraction form
    38,931,623.52/53,707,782.96 = 25,185,020.64/x
  3. Step 3: Cross multiply
    38,931,623.52x = 53,707,782.96 × 25,185,020.64
  4. Step 4: Simplify right side
    38,931,623.52x = 1,352,631,622,376,240.25
  5. Step 5: Solve for x
    x = 1,352,631,622,376,240.25/38,931,623.52
  6. Step 6: Final answer
    x = 34,743,776.40

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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.