Home / 49,647,801.60-74,471,702.40-13,746,009.60

Finding the Fourth Proportional to 49,647,801.60, 74,471,702.40 and 13,746,009.60

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Solution

The fourth proportional to 49,647,801.60, 74,471,702.40 and 13,746,009.60 is: 20,619,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,647,801.60 : 74,471,702.40 = 13,746,009.60 : x
  2. Step 2: Convert to fraction form
    49,647,801.60/74,471,702.40 = 13,746,009.60/x
  3. Step 3: Cross multiply
    49,647,801.60x = 74,471,702.40 × 13,746,009.60
  4. Step 4: Simplify right side
    49,647,801.60x = 1,023,688,736,118,743.12
  5. Step 5: Solve for x
    x = 1,023,688,736,118,743.12/49,647,801.60
  6. Step 6: Final answer
    x = 20,619,014.40

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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.