Finding the Fourth Proportional to 26,525,945.56, 39,788,916.12 and 7,356,702.28
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Solution
The fourth proportional to 26,525,945.56, 39,788,916.12 and 7,356,702.28 is: 11,035,052.80
Step by Step Solution
- Step 1: Write the proportion equation
26,525,945.56 : 39,788,916.12 = 7,356,702.28 : x - Step 2: Convert to fraction form
26,525,945.56/39,788,916.12 = 7,356,702.28/x - Step 3: Cross multiply
26,525,945.56x = 39,788,916.12 × 7,356,702.28 - Step 4: Simplify right side
26,525,945.56x = 292,715,209,938,732.75 - Step 5: Solve for x
x = 292,715,209,938,732.75/26,525,945.56 - Step 6: Final answer
x = 11,035,052.80
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1.5x scale
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.