Home / 75,909,222.96-113,862,813.84-18,401,989.92

Finding the Fourth Proportional to 75,909,222.96, 113,862,813.84 and 18,401,989.92

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Solution

The fourth proportional to 75,909,222.96, 113,862,813.84 and 18,401,989.92 is: 27,602,737.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,909,222.96 : 113,862,813.84 = 18,401,989.92 : x
  2. Step 2: Convert to fraction form
    75,909,222.96/113,862,813.84 = 18,401,989.92/x
  3. Step 3: Cross multiply
    75,909,222.96x = 113,862,813.84 × 18,401,989.92
  4. Step 4: Simplify right side
    75,909,222.96x = 2,095,302,352,546,516.75
  5. Step 5: Solve for x
    x = 2,095,302,352,546,516.75/75,909,222.96
  6. Step 6: Final answer
    x = 27,602,737.47

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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.