Home / 10,167,369.09-14,025,781.12-6,492,421.77

Finding the Fourth Proportional to 10,167,369.09, 14,025,781.12 and 6,492,421.77

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Solution

The fourth proportional to 10,167,369.09, 14,025,781.12 and 6,492,421.77 is: 8,956,229.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,167,369.09 : 14,025,781.12 = 6,492,421.77 : x
  2. Step 2: Convert to fraction form
    10,167,369.09/14,025,781.12 = 6,492,421.77/x
  3. Step 3: Cross multiply
    10,167,369.09x = 14,025,781.12 × 6,492,421.77
  4. Step 4: Simplify right side
    10,167,369.09x = 91,061,286,684,742.97
  5. Step 5: Solve for x
    x = 91,061,286,684,742.97/10,167,369.09
  6. Step 6: Final answer
    x = 8,956,229.08

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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.