Home / 6,899,564.20-10,368,008.70-6,078,418.60

Finding the Fourth Proportional to 6,899,564.20, 10,368,008.70 and 6,078,418.60

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Solution

The fourth proportional to 6,899,564.20, 10,368,008.70 and 6,078,418.60 is: 9,134,069.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899,564.20 : 10,368,008.70 = 6,078,418.60 : x
  2. Step 2: Convert to fraction form
    6,899,564.20/10,368,008.70 = 6,078,418.60/x
  3. Step 3: Cross multiply
    6,899,564.20x = 10,368,008.70 × 6,078,418.60
  4. Step 4: Simplify right side
    6,899,564.20x = 63,021,096,927,041.81
  5. Step 5: Solve for x
    x = 63,021,096,927,041.81/6,899,564.20
  6. Step 6: Final answer
    x = 9,134,069.21

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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.