Home / 14,124,579.21-21,186,766.76-9,353,624.13

Finding the Fourth Proportional to 14,124,579.21, 21,186,766.76 and 9,353,624.13

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Solution

The fourth proportional to 14,124,579.21, 21,186,766.76 and 9,353,624.13 is: 14,030,368.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124,579.21 : 21,186,766.76 = 9,353,624.13 : x
  2. Step 2: Convert to fraction form
    14,124,579.21/21,186,766.76 = 9,353,624.13/x
  3. Step 3: Cross multiply
    14,124,579.21x = 21,186,766.76 × 9,353,624.13
  4. Step 4: Simplify right side
    14,124,579.21x = 198,173,052,756,249.81
  5. Step 5: Solve for x
    x = 198,173,052,756,249.81/14,124,579.21
  6. Step 6: Final answer
    x = 14,030,368.61

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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.