Home / 48,473,503.76-72,647,434-19,686,197.68

Finding the Fourth Proportional to 48,473,503.76, 72,647,434 and 19,686,197.68

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Solution

The fourth proportional to 48,473,503.76, 72,647,434 and 19,686,197.68 is: 29,503,783.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,473,503.76 : 72,647,434 = 19,686,197.68 : x
  2. Step 2: Convert to fraction form
    48,473,503.76/72,647,434 = 19,686,197.68/x
  3. Step 3: Cross multiply
    48,473,503.76x = 72,647,434 × 19,686,197.68
  4. Step 4: Simplify right side
    48,473,503.76x = 1,430,151,746,668,753
  5. Step 5: Solve for x
    x = 1,430,151,746,668,753/48,473,503.76
  6. Step 6: Final answer
    x = 29,503,783.22

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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.