Home / 40,089,313.85-55,323,253.18-21,754,599.35

Finding the Fourth Proportional to 40,089,313.85, 55,323,253.18 and 21,754,599.35

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Solution

The fourth proportional to 40,089,313.85, 55,323,253.18 and 21,754,599.35 is: 30,021,347.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,089,313.85 : 55,323,253.18 = 21,754,599.35 : x
  2. Step 2: Convert to fraction form
    40,089,313.85/55,323,253.18 = 21,754,599.35/x
  3. Step 3: Cross multiply
    40,089,313.85x = 55,323,253.18 × 21,754,599.35
  4. Step 4: Simplify right side
    40,089,313.85x = 1,203,535,207,608,914
  5. Step 5: Solve for x
    x = 1,203,535,207,608,914/40,089,313.85
  6. Step 6: Final answer
    x = 30,021,347.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.