Home / 47,262,291.60-70,751,719.80-28,083,176.40

Finding the Fourth Proportional to 47,262,291.60, 70,751,719.80 and 28,083,176.40

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Solution

The fourth proportional to 47,262,291.60, 70,751,719.80 and 28,083,176.40 is: 42,040,556.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,262,291.60 : 70,751,719.80 = 28,083,176.40 : x
  2. Step 2: Convert to fraction form
    47,262,291.60/70,751,719.80 = 28,083,176.40/x
  3. Step 3: Cross multiply
    47,262,291.60x = 70,751,719.80 × 28,083,176.40
  4. Step 4: Simplify right side
    47,262,291.60x = 1,986,933,027,746,772.50
  5. Step 5: Solve for x
    x = 1,986,933,027,746,772.50/47,262,291.60
  6. Step 6: Final answer
    x = 42,040,556.23

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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.