Home / 8,559,219.40-12,838,829.10-5,535,910.60

Finding the Fourth Proportional to 8,559,219.40, 12,838,829.10 and 5,535,910.60

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Solution

The fourth proportional to 8,559,219.40, 12,838,829.10 and 5,535,910.60 is: 8,303,865.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559,219.40 : 12,838,829.10 = 5,535,910.60 : x
  2. Step 2: Convert to fraction form
    8,559,219.40/12,838,829.10 = 5,535,910.60/x
  3. Step 3: Cross multiply
    8,559,219.40x = 12,838,829.10 × 5,535,910.60
  4. Step 4: Simplify right side
    8,559,219.40x = 71,074,610,106,278.45
  5. Step 5: Solve for x
    x = 71,074,610,106,278.45/8,559,219.40
  6. Step 6: Final answer
    x = 8,303,865.90

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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.