Home / 19,066,276.80-28,599,415.20-17,666,596.80

Finding the Fourth Proportional to 19,066,276.80, 28,599,415.20 and 17,666,596.80

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Solution

The fourth proportional to 19,066,276.80, 28,599,415.20 and 17,666,596.80 is: 26,499,895.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,066,276.80 : 28,599,415.20 = 17,666,596.80 : x
  2. Step 2: Convert to fraction form
    19,066,276.80/28,599,415.20 = 17,666,596.80/x
  3. Step 3: Cross multiply
    19,066,276.80x = 28,599,415.20 × 17,666,596.80
  4. Step 4: Simplify right side
    19,066,276.80x = 505,254,337,054,191.38
  5. Step 5: Solve for x
    x = 505,254,337,054,191.38/19,066,276.80
  6. Step 6: Final answer
    x = 26,499,895.20

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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.