Home / 9,021,661.20-13,532,491.80-4,238,692.20

Finding the Fourth Proportional to 9,021,661.20, 13,532,491.80 and 4,238,692.20

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Solution

The fourth proportional to 9,021,661.20, 13,532,491.80 and 4,238,692.20 is: 6,358,038.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021,661.20 : 13,532,491.80 = 4,238,692.20 : x
  2. Step 2: Convert to fraction form
    9,021,661.20/13,532,491.80 = 4,238,692.20/x
  3. Step 3: Cross multiply
    9,021,661.20x = 13,532,491.80 × 4,238,692.20
  4. Step 4: Simplify right side
    9,021,661.20x = 57,360,067,439,223.97
  5. Step 5: Solve for x
    x = 57,360,067,439,223.97/9,021,661.20
  6. Step 6: Final answer
    x = 6,358,038.30

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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.