Home / 14,648,979.60-21,973,469.40-13,902,483.60

Finding the Fourth Proportional to 14,648,979.60, 21,973,469.40 and 13,902,483.60

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Solution

The fourth proportional to 14,648,979.60, 21,973,469.40 and 13,902,483.60 is: 20,853,725.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,648,979.60 : 21,973,469.40 = 13,902,483.60 : x
  2. Step 2: Convert to fraction form
    14,648,979.60/21,973,469.40 = 13,902,483.60/x
  3. Step 3: Cross multiply
    14,648,979.60x = 21,973,469.40 × 13,902,483.60
  4. Step 4: Simplify right side
    14,648,979.60x = 305,485,797,968,601.81
  5. Step 5: Solve for x
    x = 305,485,797,968,601.81/14,648,979.60
  6. Step 6: Final answer
    x = 20,853,725.40

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1.5x scale

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.