Finding the Fourth Proportional to 14,277,389.92, 19,702,692.30 and 7,750,851.58
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Solution
The fourth proportional to 14,277,389.92, 19,702,692.30 and 7,750,851.58 is: 10,696,117.75
Step by Step Solution
- Step 1: Write the proportion equation
14,277,389.92 : 19,702,692.30 = 7,750,851.58 : x - Step 2: Convert to fraction form
14,277,389.92/19,702,692.30 = 7,750,851.58/x - Step 3: Cross multiply
14,277,389.92x = 19,702,692.30 × 7,750,851.58 - Step 4: Simplify right side
14,277,389.92x = 152,712,643,743,708.84 - Step 5: Solve for x
x = 152,712,643,743,708.84/14,277,389.92 - Step 6: Final answer
x = 10,696,117.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.