Home / 9,691,529.40-14,521,547.70-8,085,396.60

Finding the Fourth Proportional to 9,691,529.40, 14,521,547.70 and 8,085,396.60

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Solution

The fourth proportional to 9,691,529.40, 14,521,547.70 and 8,085,396.60 is: 12,114,958.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691,529.40 : 14,521,547.70 = 8,085,396.60 : x
  2. Step 2: Convert to fraction form
    9,691,529.40/14,521,547.70 = 8,085,396.60/x
  3. Step 3: Cross multiply
    9,691,529.40x = 14,521,547.70 × 8,085,396.60
  4. Step 4: Simplify right side
    9,691,529.40x = 117,412,472,400,317.81
  5. Step 5: Solve for x
    x = 117,412,472,400,317.81/9,691,529.40
  6. Step 6: Final answer
    x = 12,114,958.08

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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.