Home / 19,294,973.80-28,961,123.10-11,736,701.80

Finding the Fourth Proportional to 19,294,973.80, 28,961,123.10 and 11,736,701.80

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Solution

The fourth proportional to 19,294,973.80, 28,961,123.10 and 11,736,701.80 is: 17,616,404.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,294,973.80 : 28,961,123.10 = 11,736,701.80 : x
  2. Step 2: Convert to fraction form
    19,294,973.80/28,961,123.10 = 11,736,701.80/x
  3. Step 3: Cross multiply
    19,294,973.80x = 28,961,123.10 × 11,736,701.80
  4. Step 4: Simplify right side
    19,294,973.80x = 339,908,065,617,791.62
  5. Step 5: Solve for x
    x = 339,908,065,617,791.62/19,294,973.80
  6. Step 6: Final answer
    x = 17,616,404.62

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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.