Home / 38,480,287.60-57,720,431.40-35,009,081.20

Finding the Fourth Proportional to 38,480,287.60, 57,720,431.40 and 35,009,081.20

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Solution

The fourth proportional to 38,480,287.60, 57,720,431.40 and 35,009,081.20 is: 52,513,621.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,480,287.60 : 57,720,431.40 = 35,009,081.20 : x
  2. Step 2: Convert to fraction form
    38,480,287.60/57,720,431.40 = 35,009,081.20/x
  3. Step 3: Cross multiply
    38,480,287.60x = 57,720,431.40 × 35,009,081.20
  4. Step 4: Simplify right side
    38,480,287.60x = 2,020,739,269,781,629.75
  5. Step 5: Solve for x
    x = 2,020,739,269,781,629.75/38,480,287.60
  6. Step 6: Final answer
    x = 52,513,621.80

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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.