Home / 6,476,334.40-9,714,501.60-1,988,603.20

Finding the Fourth Proportional to 6,476,334.40, 9,714,501.60 and 1,988,603.20

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Solution

The fourth proportional to 6,476,334.40, 9,714,501.60 and 1,988,603.20 is: 2,982,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476,334.40 : 9,714,501.60 = 1,988,603.20 : x
  2. Step 2: Convert to fraction form
    6,476,334.40/9,714,501.60 = 1,988,603.20/x
  3. Step 3: Cross multiply
    6,476,334.40x = 9,714,501.60 × 1,988,603.20
  4. Step 4: Simplify right side
    6,476,334.40x = 19,318,288,968,165.12
  5. Step 5: Solve for x
    x = 19,318,288,968,165.12/6,476,334.40
  6. Step 6: Final answer
    x = 2,982,904.80

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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.