Home / 26,866,100-37,075,231.88-15,263,683.76

Finding the Fourth Proportional to 26,866,100, 37,075,231.88 and 15,263,683.76

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Solution

The fourth proportional to 26,866,100, 37,075,231.88 and 15,263,683.76 is: 21,063,891.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,866,100 : 37,075,231.88 = 15,263,683.76 : x
  2. Step 2: Convert to fraction form
    26,866,100/37,075,231.88 = 15,263,683.76/x
  3. Step 3: Cross multiply
    26,866,100x = 37,075,231.88 × 15,263,683.76
  4. Step 4: Simplify right side
    26,866,100x = 565,904,614,744,990.25
  5. Step 5: Solve for x
    x = 565,904,614,744,990.25/26,866,100
  6. Step 6: Final answer
    x = 21,063,891.47

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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.