Home / 8,688,033.70-13,019,220.15-6,296,913.70

Finding the Fourth Proportional to 8,688,033.70, 13,019,220.15 and 6,296,913.70

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Solution

The fourth proportional to 8,688,033.70, 13,019,220.15 and 6,296,913.70 is: 9,436,071.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,688,033.70 : 13,019,220.15 = 6,296,913.70 : x
  2. Step 2: Convert to fraction form
    8,688,033.70/13,019,220.15 = 6,296,913.70/x
  3. Step 3: Cross multiply
    8,688,033.70x = 13,019,220.15 × 6,296,913.70
  4. Step 4: Simplify right side
    8,688,033.70x = 81,980,905,725,851.06
  5. Step 5: Solve for x
    x = 81,980,905,725,851.06/8,688,033.70
  6. Step 6: Final answer
    x = 9,436,071.33

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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.