Home / 11,975,405.34-16,526,065.43-6,468,779.91

Finding the Fourth Proportional to 11,975,405.34, 16,526,065.43 and 6,468,779.91

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Solution

The fourth proportional to 11,975,405.34, 16,526,065.43 and 6,468,779.91 is: 8,926,919.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975,405.34 : 16,526,065.43 = 6,468,779.91 : x
  2. Step 2: Convert to fraction form
    11,975,405.34/16,526,065.43 = 6,468,779.91/x
  3. Step 3: Cross multiply
    11,975,405.34x = 16,526,065.43 × 6,468,779.91
  4. Step 4: Simplify right side
    11,975,405.34x = 106,903,480,061,101.45
  5. Step 5: Solve for x
    x = 106,903,480,061,101.45/11,975,405.34
  6. Step 6: Final answer
    x = 8,926,919.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.