Home / 25,460,696.88-35,142,519.96-15,679,342.08

Finding the Fourth Proportional to 25,460,696.88, 35,142,519.96 and 15,679,342.08

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Solution

The fourth proportional to 25,460,696.88, 35,142,519.96 and 15,679,342.08 is: 21,641,653.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,460,696.88 : 35,142,519.96 = 15,679,342.08 : x
  2. Step 2: Convert to fraction form
    25,460,696.88/35,142,519.96 = 15,679,342.08/x
  3. Step 3: Cross multiply
    25,460,696.88x = 35,142,519.96 × 15,679,342.08
  4. Step 4: Simplify right side
    25,460,696.88x = 551,011,592,006,067.94
  5. Step 5: Solve for x
    x = 551,011,592,006,067.94/25,460,696.88
  6. Step 6: Final answer
    x = 21,641,653.98

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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.