Home / 36,886,627.60-55,365,370.80-18,711,345.40

Finding the Fourth Proportional to 36,886,627.60, 55,365,370.80 and 18,711,345.40

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Solution

The fourth proportional to 36,886,627.60, 55,365,370.80 and 18,711,345.40 is: 28,084,990.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,886,627.60 : 55,365,370.80 = 18,711,345.40 : x
  2. Step 2: Convert to fraction form
    36,886,627.60/55,365,370.80 = 18,711,345.40/x
  3. Step 3: Cross multiply
    36,886,627.60x = 55,365,370.80 × 18,711,345.40
  4. Step 4: Simplify right side
    36,886,627.60x = 1,035,960,576,237,874.12
  5. Step 5: Solve for x
    x = 1,035,960,576,237,874.12/36,886,627.60
  6. Step 6: Final answer
    x = 28,084,990.24

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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.