Home / 20,645,883.46-30,966,824.08-6,269,077.63

Finding the Fourth Proportional to 20,645,883.46, 30,966,824.08 and 6,269,077.63

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Solution

The fourth proportional to 20,645,883.46, 30,966,824.08 and 6,269,077.63 is: 9,403,008.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,645,883.46 : 30,966,824.08 = 6,269,077.63 : x
  2. Step 2: Convert to fraction form
    20,645,883.46/30,966,824.08 = 6,269,077.63/x
  3. Step 3: Cross multiply
    20,645,883.46x = 30,966,824.08 × 6,269,077.63
  4. Step 4: Simplify right side
    20,645,883.46x = 194,133,424,112,073.31
  5. Step 5: Solve for x
    x = 194,133,424,112,073.31/20,645,883.46
  6. Step 6: Final answer
    x = 9,403,008.81

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1.5x scale

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.