Home / 47,694,304.40-71,545,344.60-20,400,803.60

Finding the Fourth Proportional to 47,694,304.40, 71,545,344.60 and 20,400,803.60

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Solution

The fourth proportional to 47,694,304.40, 71,545,344.60 and 20,400,803.60 is: 30,602,868.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,694,304.40 : 71,545,344.60 = 20,400,803.60 : x
  2. Step 2: Convert to fraction form
    47,694,304.40/71,545,344.60 = 20,400,803.60/x
  3. Step 3: Cross multiply
    47,694,304.40x = 71,545,344.60 × 20,400,803.60
  4. Step 4: Simplify right side
    47,694,304.40x = 1,459,582,523,678,920.50
  5. Step 5: Solve for x
    x = 1,459,582,523,678,920.50/47,694,304.40
  6. Step 6: Final answer
    x = 30,602,868.46

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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.