Home / 14,777,718.84-20,393,598.42-8,251,127.64

Finding the Fourth Proportional to 14,777,718.84, 20,393,598.42 and 8,251,127.64

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Solution

The fourth proportional to 14,777,718.84, 20,393,598.42 and 8,251,127.64 is: 11,386,749.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,777,718.84 : 20,393,598.42 = 8,251,127.64 : x
  2. Step 2: Convert to fraction form
    14,777,718.84/20,393,598.42 = 8,251,127.64/x
  3. Step 3: Cross multiply
    14,777,718.84x = 20,393,598.42 × 8,251,127.64
  4. Step 4: Simplify right side
    14,777,718.84x = 168,270,183,602,322.34
  5. Step 5: Solve for x
    x = 168,270,183,602,322.34/14,777,718.84
  6. Step 6: Final answer
    x = 11,386,749.57

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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.