Home / 48,497,920.40-72,746,880.60-19,729,247.60

Finding the Fourth Proportional to 48,497,920.40, 72,746,880.60 and 19,729,247.60

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Solution

The fourth proportional to 48,497,920.40, 72,746,880.60 and 19,729,247.60 is: 29,593,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,497,920.40 : 72,746,880.60 = 19,729,247.60 : x
  2. Step 2: Convert to fraction form
    48,497,920.40/72,746,880.60 = 19,729,247.60/x
  3. Step 3: Cross multiply
    48,497,920.40x = 72,746,880.60 × 19,729,247.60
  4. Step 4: Simplify right side
    48,497,920.40x = 1,435,241,219,485,036.50
  5. Step 5: Solve for x
    x = 1,435,241,219,485,036.50/48,497,920.40
  6. Step 6: Final answer
    x = 29,593,871.40

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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.