Home / 6,688,916.20-10,033,374.30-5,649,653.80

Finding the Fourth Proportional to 6,688,916.20, 10,033,374.30 and 5,649,653.80

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Solution

The fourth proportional to 6,688,916.20, 10,033,374.30 and 5,649,653.80 is: 8,474,480.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,916.20 : 10,033,374.30 = 5,649,653.80 : x
  2. Step 2: Convert to fraction form
    6,688,916.20/10,033,374.30 = 5,649,653.80/x
  3. Step 3: Cross multiply
    6,688,916.20x = 10,033,374.30 × 5,649,653.80
  4. Step 4: Simplify right side
    6,688,916.20x = 56,685,091,240,817.34
  5. Step 5: Solve for x
    x = 56,685,091,240,817.34/6,688,916.20
  6. Step 6: Final answer
    x = 8,474,480.70

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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.