Home / 25,718,143.92-35,490,991.50-14,705,100.42

Finding the Fourth Proportional to 25,718,143.92, 35,490,991.50 and 14,705,100.42

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Solution

The fourth proportional to 25,718,143.92, 35,490,991.50 and 14,705,100.42 is: 20,293,011.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,718,143.92 : 35,490,991.50 = 14,705,100.42 : x
  2. Step 2: Convert to fraction form
    25,718,143.92/35,490,991.50 = 14,705,100.42/x
  3. Step 3: Cross multiply
    25,718,143.92x = 35,490,991.50 × 14,705,100.42
  4. Step 4: Simplify right side
    25,718,143.92x = 521,898,594,012,866.44
  5. Step 5: Solve for x
    x = 521,898,594,012,866.44/25,718,143.92
  6. Step 6: Final answer
    x = 20,293,011.64

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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.