Home / 42,050,523.40-63,063,975.30-13,305,470.20

Finding the Fourth Proportional to 42,050,523.40, 63,063,975.30 and 13,305,470.20

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Solution

The fourth proportional to 42,050,523.40, 63,063,975.30 and 13,305,470.20 is: 19,954,468.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,050,523.40 : 63,063,975.30 = 13,305,470.20 : x
  2. Step 2: Convert to fraction form
    42,050,523.40/63,063,975.30 = 13,305,470.20/x
  3. Step 3: Cross multiply
    42,050,523.40x = 63,063,975.30 × 13,305,470.20
  4. Step 4: Simplify right side
    42,050,523.40x = 839,095,844,047,686
  5. Step 5: Solve for x
    x = 839,095,844,047,686/42,050,523.40
  6. Step 6: Final answer
    x = 19,954,468.49

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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.