Home / 6,476,296.40-9,714,444.60-1,988,565.20

Finding the Fourth Proportional to 6,476,296.40, 9,714,444.60 and 1,988,565.20

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Solution

The fourth proportional to 6,476,296.40, 9,714,444.60 and 1,988,565.20 is: 2,982,847.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,476,296.40 : 9,714,444.60 = 1,988,565.20 : x
  2. Step 2: Convert to fraction form
    6,476,296.40/9,714,444.60 = 1,988,565.20/x
  3. Step 3: Cross multiply
    6,476,296.40x = 9,714,444.60 × 1,988,565.20
  4. Step 4: Simplify right side
    6,476,296.40x = 19,317,806,468,887.92
  5. Step 5: Solve for x
    x = 19,317,806,468,887.92/6,476,296.40
  6. Step 6: Final answer
    x = 2,982,847.80

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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.