Home / 8,220,898.40-12,331,347.60-2,237,266.40

Finding the Fourth Proportional to 8,220,898.40, 12,331,347.60 and 2,237,266.40

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Solution

The fourth proportional to 8,220,898.40, 12,331,347.60 and 2,237,266.40 is: 3,355,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,220,898.40 : 12,331,347.60 = 2,237,266.40 : x
  2. Step 2: Convert to fraction form
    8,220,898.40/12,331,347.60 = 2,237,266.40/x
  3. Step 3: Cross multiply
    8,220,898.40x = 12,331,347.60 × 2,237,266.40
  4. Step 4: Simplify right side
    8,220,898.40x = 27,588,509,652,200.64
  5. Step 5: Solve for x
    x = 27,588,509,652,200.64/8,220,898.40
  6. Step 6: Final answer
    x = 3,355,899.60

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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.