Home / 20,622,681-30,939,812.64-6,049,944.36

Finding the Fourth Proportional to 20,622,681, 30,939,812.64 and 6,049,944.36

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Solution

The fourth proportional to 20,622,681, 30,939,812.64 and 6,049,944.36 is: 9,076,615.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,622,681 : 30,939,812.64 = 6,049,944.36 : x
  2. Step 2: Convert to fraction form
    20,622,681/30,939,812.64 = 6,049,944.36/x
  3. Step 3: Cross multiply
    20,622,681x = 30,939,812.64 × 6,049,944.36
  4. Step 4: Simplify right side
    20,622,681x = 187,184,144,980,824.72
  5. Step 5: Solve for x
    x = 187,184,144,980,824.72/20,622,681
  6. Step 6: Final answer
    x = 9,076,615.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.