Home / 7,776,008.80-11,664,013.20-4,374,786.40

Finding the Fourth Proportional to 7,776,008.80, 11,664,013.20 and 4,374,786.40

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Solution

The fourth proportional to 7,776,008.80, 11,664,013.20 and 4,374,786.40 is: 6,562,179.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,008.80 : 11,664,013.20 = 4,374,786.40 : x
  2. Step 2: Convert to fraction form
    7,776,008.80/11,664,013.20 = 4,374,786.40/x
  3. Step 3: Cross multiply
    7,776,008.80x = 11,664,013.20 × 4,374,786.40
  4. Step 4: Simplify right side
    7,776,008.80x = 51,027,566,316,780.48
  5. Step 5: Solve for x
    x = 51,027,566,316,780.48/7,776,008.80
  6. Step 6: Final answer
    x = 6,562,179.60

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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.