Home / 25,505,681.82-35,197,554.38-13,902,990.72

Finding the Fourth Proportional to 25,505,681.82, 35,197,554.38 and 13,902,990.72

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Solution

The fourth proportional to 25,505,681.82, 35,197,554.38 and 13,902,990.72 is: 19,185,971.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,505,681.82 : 35,197,554.38 = 13,902,990.72 : x
  2. Step 2: Convert to fraction form
    25,505,681.82/35,197,554.38 = 13,902,990.72/x
  3. Step 3: Cross multiply
    25,505,681.82x = 35,197,554.38 × 13,902,990.72
  4. Step 4: Simplify right side
    25,505,681.82x = 489,351,271,842,320.44
  5. Step 5: Solve for x
    x = 489,351,271,842,320.44/25,505,681.82
  6. Step 6: Final answer
    x = 19,185,971.00

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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.