Finding the Fourth Proportional to 79,938,026.91, 119,725,431.57 and 62,557,913.00
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Solution
The fourth proportional to 79,938,026.91, 119,725,431.57 and 62,557,913.00 is: 93,694,746.05
Step by Step Solution
- Step 1: Write the proportion equation
79,938,026.91 : 119,725,431.57 = 62,557,913.00 : x - Step 2: Convert to fraction form
79,938,026.91/119,725,431.57 = 62,557,913.00/x - Step 3: Cross multiply
79,938,026.91x = 119,725,431.57 × 62,557,913.00 - Step 4: Simplify right side
79,938,026.91x = 7,489,773,131,444,885 - Step 5: Solve for x
x = 7,489,773,131,444,885/79,938,026.91 - Step 6: Final answer
x = 93,694,746.05
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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.