Home / 10,837,118.30-16,259,291.05-7,208,154.75

Finding the Fourth Proportional to 10,837,118.30, 16,259,291.05 and 7,208,154.75

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Solution

The fourth proportional to 10,837,118.30, 16,259,291.05 and 7,208,154.75 is: 10,814,635.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,837,118.30 : 16,259,291.05 = 7,208,154.75 : x
  2. Step 2: Convert to fraction form
    10,837,118.30/16,259,291.05 = 7,208,154.75/x
  3. Step 3: Cross multiply
    10,837,118.30x = 16,259,291.05 × 7,208,154.75
  4. Step 4: Simplify right side
    10,837,118.30x = 117,199,486,013,690
  5. Step 5: Solve for x
    x = 117,199,486,013,690/10,837,118.30
  6. Step 6: Final answer
    x = 10,814,635.66

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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.