Home / 14,570,476.16-20,088,564.80-11,947,315.84

Finding the Fourth Proportional to 14,570,476.16, 20,088,564.80 and 11,947,315.84

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Solution

The fourth proportional to 14,570,476.16, 20,088,564.80 and 11,947,315.84 is: 16,471,968.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,570,476.16 : 20,088,564.80 = 11,947,315.84 : x
  2. Step 2: Convert to fraction form
    14,570,476.16/20,088,564.80 = 11,947,315.84/x
  3. Step 3: Cross multiply
    14,570,476.16x = 20,088,564.80 × 11,947,315.84
  4. Step 4: Simplify right side
    14,570,476.16x = 240,004,428,437,906.44
  5. Step 5: Solve for x
    x = 240,004,428,437,906.44/14,570,476.16
  6. Step 6: Final answer
    x = 16,471,968.78

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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.