Home / 15,628,324.50-21,574,584.84-10,986,088.94

Finding the Fourth Proportional to 15,628,324.50, 21,574,584.84 and 10,986,088.94

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Solution

The fourth proportional to 15,628,324.50, 21,574,584.84 and 10,986,088.94 is: 15,166,072.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,628,324.50 : 21,574,584.84 = 10,986,088.94 : x
  2. Step 2: Convert to fraction form
    15,628,324.50/21,574,584.84 = 10,986,088.94/x
  3. Step 3: Cross multiply
    15,628,324.50x = 21,574,584.84 × 10,986,088.94
  4. Step 4: Simplify right side
    15,628,324.50x = 237,020,307,895,815.66
  5. Step 5: Solve for x
    x = 237,020,307,895,815.66/15,628,324.50
  6. Step 6: Final answer
    x = 15,166,072.85

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1.5x scale

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.