Home / 7,493,681.47-11,240,551.37-1,813,896.67

Finding the Fourth Proportional to 7,493,681.47, 11,240,551.37 and 1,813,896.67

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Solution

The fourth proportional to 7,493,681.47, 11,240,551.37 and 1,813,896.67 is: 2,720,852.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493,681.47 : 11,240,551.37 = 1,813,896.67 : x
  2. Step 2: Convert to fraction form
    7,493,681.47/11,240,551.37 = 1,813,896.67/x
  3. Step 3: Cross multiply
    7,493,681.47x = 11,240,551.37 × 1,813,896.67
  4. Step 4: Simplify right side
    7,493,681.47x = 20,389,198,689,937.45
  5. Step 5: Solve for x
    x = 20,389,198,689,937.45/7,493,681.47
  6. Step 6: Final answer
    x = 2,720,852.06

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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.