Home / 42,707,191.60-64,047,550.32-15,409,954.24

Finding the Fourth Proportional to 42,707,191.60, 64,047,550.32 and 15,409,954.24

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Solution

The fourth proportional to 42,707,191.60, 64,047,550.32 and 15,409,954.24 is: 23,110,155.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,707,191.60 : 64,047,550.32 = 15,409,954.24 : x
  2. Step 2: Convert to fraction form
    42,707,191.60/64,047,550.32 = 15,409,954.24/x
  3. Step 3: Cross multiply
    42,707,191.60x = 64,047,550.32 × 15,409,954.24
  4. Step 4: Simplify right side
    42,707,191.60x = 986,969,819,615,297.38
  5. Step 5: Solve for x
    x = 986,969,819,615,297.38/42,707,191.60
  6. Step 6: Final answer
    x = 23,110,155.05

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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.