Home / 14,088,701.80-21,133,052.70-5,112,087.40

Finding the Fourth Proportional to 14,088,701.80, 21,133,052.70 and 5,112,087.40

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Solution

The fourth proportional to 14,088,701.80, 21,133,052.70 and 5,112,087.40 is: 7,668,131.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,088,701.80 : 21,133,052.70 = 5,112,087.40 : x
  2. Step 2: Convert to fraction form
    14,088,701.80/21,133,052.70 = 5,112,087.40/x
  3. Step 3: Cross multiply
    14,088,701.80x = 21,133,052.70 × 5,112,087.40
  4. Step 4: Simplify right side
    14,088,701.80x = 108,034,012,431,205.98
  5. Step 5: Solve for x
    x = 108,034,012,431,205.98/14,088,701.80
  6. Step 6: Final answer
    x = 7,668,131.10

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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.