Home / 19,117,858.60-28,672,802.70-6,993,033.40

Finding the Fourth Proportional to 19,117,858.60, 28,672,802.70 and 6,993,033.40

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Solution

The fourth proportional to 19,117,858.60, 28,672,802.70 and 6,993,033.40 is: 10,488,092.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,117,858.60 : 28,672,802.70 = 6,993,033.40 : x
  2. Step 2: Convert to fraction form
    19,117,858.60/28,672,802.70 = 6,993,033.40/x
  3. Step 3: Cross multiply
    19,117,858.60x = 28,672,802.70 × 6,993,033.40
  4. Step 4: Simplify right side
    19,117,858.60x = 200,509,866,952,710.19
  5. Step 5: Solve for x
    x = 200,509,866,952,710.19/19,117,858.60
  6. Step 6: Final answer
    x = 10,488,092.37

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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.