Home / 7,686,563.10-10,607,090.58-4,202,081.70

Finding the Fourth Proportional to 7,686,563.10, 10,607,090.58 and 4,202,081.70

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Solution

The fourth proportional to 7,686,563.10, 10,607,090.58 and 4,202,081.70 is: 5,798,672.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,686,563.10 : 10,607,090.58 = 4,202,081.70 : x
  2. Step 2: Convert to fraction form
    7,686,563.10/10,607,090.58 = 4,202,081.70/x
  3. Step 3: Cross multiply
    7,686,563.10x = 10,607,090.58 × 4,202,081.70
  4. Step 4: Simplify right side
    7,686,563.10x = 44,571,861,216,460.39
  5. Step 5: Solve for x
    x = 44,571,861,216,460.39/7,686,563.10
  6. Step 6: Final answer
    x = 5,798,672.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.