Home / 47,183,790.60-70,633,968.30-28,004,675.40

Finding the Fourth Proportional to 47,183,790.60, 70,633,968.30 and 28,004,675.40

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Solution

The fourth proportional to 47,183,790.60, 70,633,968.30 and 28,004,675.40 is: 41,922,900.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,183,790.60 : 70,633,968.30 = 28,004,675.40 : x
  2. Step 2: Convert to fraction form
    47,183,790.60/70,633,968.30 = 28,004,675.40/x
  3. Step 3: Cross multiply
    47,183,790.60x = 70,633,968.30 × 28,004,675.40
  4. Step 4: Simplify right side
    47,183,790.60x = 1,978,081,354,455,389.75
  5. Step 5: Solve for x
    x = 1,978,081,354,455,389.75/47,183,790.60
  6. Step 6: Final answer
    x = 41,922,900.41

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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.