Home / 26,220,106.74-36,185,662.53-15,210,617.52

Finding the Fourth Proportional to 26,220,106.74, 36,185,662.53 and 15,210,617.52

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Solution

The fourth proportional to 26,220,106.74, 36,185,662.53 and 15,210,617.52 is: 20,991,763.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,220,106.74 : 36,185,662.53 = 15,210,617.52 : x
  2. Step 2: Convert to fraction form
    26,220,106.74/36,185,662.53 = 15,210,617.52/x
  3. Step 3: Cross multiply
    26,220,106.74x = 36,185,662.53 × 15,210,617.52
  4. Step 4: Simplify right side
    26,220,106.74x = 550,406,272,451,625.50
  5. Step 5: Solve for x
    x = 550,406,272,451,625.50/26,220,106.74
  6. Step 6: Final answer
    x = 20,991,763.23

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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.