Home / 8,986,856.40-13,480,284.60-3,948,008.40

Finding the Fourth Proportional to 8,986,856.40, 13,480,284.60 and 3,948,008.40

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Solution

The fourth proportional to 8,986,856.40, 13,480,284.60 and 3,948,008.40 is: 5,922,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,986,856.40 : 13,480,284.60 = 3,948,008.40 : x
  2. Step 2: Convert to fraction form
    8,986,856.40/13,480,284.60 = 3,948,008.40/x
  3. Step 3: Cross multiply
    8,986,856.40x = 13,480,284.60 × 3,948,008.40
  4. Step 4: Simplify right side
    8,986,856.40x = 53,220,276,835,190.64
  5. Step 5: Solve for x
    x = 53,220,276,835,190.64/8,986,856.40
  6. Step 6: Final answer
    x = 5,922,012.60

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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.