Home / 21,870,107.40-32,805,161.10-6,517,367.40

Finding the Fourth Proportional to 21,870,107.40, 32,805,161.10 and 6,517,367.40

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Solution

The fourth proportional to 21,870,107.40, 32,805,161.10 and 6,517,367.40 is: 9,776,051.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,870,107.40 : 32,805,161.10 = 6,517,367.40 : x
  2. Step 2: Convert to fraction form
    21,870,107.40/32,805,161.10 = 6,517,367.40/x
  3. Step 3: Cross multiply
    21,870,107.40x = 32,805,161.10 × 6,517,367.40
  4. Step 4: Simplify right side
    21,870,107.40x = 213,803,287,504,888.16
  5. Step 5: Solve for x
    x = 213,803,287,504,888.16/21,870,107.40
  6. Step 6: Final answer
    x = 9,776,051.10

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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.