Home / 8,054,644.40-12,081,966.60-7,744,986.80

Finding the Fourth Proportional to 8,054,644.40, 12,081,966.60 and 7,744,986.80

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Solution

The fourth proportional to 8,054,644.40, 12,081,966.60 and 7,744,986.80 is: 11,617,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,054,644.40 : 12,081,966.60 = 7,744,986.80 : x
  2. Step 2: Convert to fraction form
    8,054,644.40/12,081,966.60 = 7,744,986.80/x
  3. Step 3: Cross multiply
    8,054,644.40x = 12,081,966.60 × 7,744,986.80
  4. Step 4: Simplify right side
    8,054,644.40x = 93,574,671,835,040.88
  5. Step 5: Solve for x
    x = 93,574,671,835,040.88/8,054,644.40
  6. Step 6: Final answer
    x = 11,617,480.20

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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.