Home / 11,931,603.90-17,903,626.65-5,200,698.30

Finding the Fourth Proportional to 11,931,603.90, 17,903,626.65 and 5,200,698.30

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Solution

The fourth proportional to 11,931,603.90, 17,903,626.65 and 5,200,698.30 is: 7,803,758.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,931,603.90 : 17,903,626.65 = 5,200,698.30 : x
  2. Step 2: Convert to fraction form
    11,931,603.90/17,903,626.65 = 5,200,698.30/x
  3. Step 3: Cross multiply
    11,931,603.90x = 17,903,626.65 × 5,200,698.30
  4. Step 4: Simplify right side
    11,931,603.90x = 93,111,360,682,489.69
  5. Step 5: Solve for x
    x = 93,111,360,682,489.69/11,931,603.90
  6. Step 6: Final answer
    x = 7,803,758.95

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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.