Home / 19,557,941.58-26,991,667.35-11,411,803.98

Finding the Fourth Proportional to 19,557,941.58, 26,991,667.35 and 11,411,803.98

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Solution

The fourth proportional to 19,557,941.58, 26,991,667.35 and 11,411,803.98 is: 15,749,286.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557,941.58 : 26,991,667.35 = 11,411,803.98 : x
  2. Step 2: Convert to fraction form
    19,557,941.58/26,991,667.35 = 11,411,803.98/x
  3. Step 3: Cross multiply
    19,557,941.58x = 26,991,667.35 × 11,411,803.98
  4. Step 4: Simplify right side
    19,557,941.58x = 308,023,616,891,566.06
  5. Step 5: Solve for x
    x = 308,023,616,891,566.06/19,557,941.58
  6. Step 6: Final answer
    x = 15,749,286.07

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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.