Home / 7,374,303.90-11,065,421.61-7,105,890.96

Finding the Fourth Proportional to 7,374,303.90, 11,065,421.61 and 7,105,890.96

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Solution

The fourth proportional to 7,374,303.90, 11,065,421.61 and 7,105,890.96 is: 10,662,657.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374,303.90 : 11,065,421.61 = 7,105,890.96 : x
  2. Step 2: Convert to fraction form
    7,374,303.90/11,065,421.61 = 7,105,890.96/x
  3. Step 3: Cross multiply
    7,374,303.90x = 11,065,421.61 × 7,105,890.96
  4. Step 4: Simplify right side
    7,374,303.90x = 78,629,679,387,087.64
  5. Step 5: Solve for x
    x = 78,629,679,387,087.64/7,374,303.90
  6. Step 6: Final answer
    x = 10,662,657.85

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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.