Home / 77,362,715.28-116,019,053.64-25,535,675.28

Finding the Fourth Proportional to 77,362,715.28, 116,019,053.64 and 25,535,675.28

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Solution

The fourth proportional to 77,362,715.28, 116,019,053.64 and 25,535,675.28 is: 38,295,254.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,362,715.28 : 116,019,053.64 = 25,535,675.28 : x
  2. Step 2: Convert to fraction form
    77,362,715.28/116,019,053.64 = 25,535,675.28/x
  3. Step 3: Cross multiply
    77,362,715.28x = 116,019,053.64 × 25,535,675.28
  4. Step 4: Simplify right side
    77,362,715.28x = 2,962,624,880,043,942
  5. Step 5: Solve for x
    x = 2,962,624,880,043,942/77,362,715.28
  6. Step 6: Final answer
    x = 38,295,254.62

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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.