Home / 49,357,605.80-74,005,304.70-20,623,730.60

Finding the Fourth Proportional to 49,357,605.80, 74,005,304.70 and 20,623,730.60

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Solution

The fourth proportional to 49,357,605.80, 74,005,304.70 and 20,623,730.60 is: 30,922,599.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,357,605.80 : 74,005,304.70 = 20,623,730.60 : x
  2. Step 2: Convert to fraction form
    49,357,605.80/74,005,304.70 = 20,623,730.60/x
  3. Step 3: Cross multiply
    49,357,605.80x = 74,005,304.70 × 20,623,730.60
  4. Step 4: Simplify right side
    49,357,605.80x = 1,526,265,467,103,714
  5. Step 5: Solve for x
    x = 1,526,265,467,103,714/49,357,605.80
  6. Step 6: Final answer
    x = 30,922,599.31

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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.