Home / 8,746,638.80-13,122,415.80-4,259,061.20

Finding the Fourth Proportional to 8,746,638.80, 13,122,415.80 and 4,259,061.20

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Solution

The fourth proportional to 8,746,638.80, 13,122,415.80 and 4,259,061.20 is: 6,389,788.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746,638.80 : 13,122,415.80 = 4,259,061.20 : x
  2. Step 2: Convert to fraction form
    8,746,638.80/13,122,415.80 = 4,259,061.20/x
  3. Step 3: Cross multiply
    8,746,638.80x = 13,122,415.80 × 4,259,061.20
  4. Step 4: Simplify right side
    8,746,638.80x = 55,889,171,984,046.97
  5. Step 5: Solve for x
    x = 55,889,171,984,046.97/8,746,638.80
  6. Step 6: Final answer
    x = 6,389,788.50

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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.