Home / 14,040,701.40-21,061,052.10-5,521,315.80

Finding the Fourth Proportional to 14,040,701.40, 21,061,052.10 and 5,521,315.80

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Solution

The fourth proportional to 14,040,701.40, 21,061,052.10 and 5,521,315.80 is: 8,281,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,040,701.40 : 21,061,052.10 = 5,521,315.80 : x
  2. Step 2: Convert to fraction form
    14,040,701.40/21,061,052.10 = 5,521,315.80/x
  3. Step 3: Cross multiply
    14,040,701.40x = 21,061,052.10 × 5,521,315.80
  4. Step 4: Simplify right side
    14,040,701.40x = 116,284,719,724,353.19
  5. Step 5: Solve for x
    x = 116,284,719,724,353.19/14,040,701.40
  6. Step 6: Final answer
    x = 8,281,973.70

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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.