Finding the Fourth Proportional to 19,175,169.87, 28,766,794.29 and 6,220,308.91
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Solution
The fourth proportional to 19,175,169.87, 28,766,794.29 and 6,220,308.91 is: 9,331,773.75
Step by Step Solution
- Step 1: Write the proportion equation
19,175,169.87 : 28,766,794.29 = 6,220,308.91 : x - Step 2: Convert to fraction form
19,175,169.87/28,766,794.29 = 6,220,308.91/x - Step 3: Cross multiply
19,175,169.87x = 28,766,794.29 × 6,220,308.91 - Step 4: Simplify right side
19,175,169.87x = 178,938,346,834,224.12 - Step 5: Solve for x
x = 178,938,346,834,224.12/19,175,169.87 - Step 6: Final answer
x = 9,331,773.75
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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.