Finding the Fourth Proportional to 26,470,921.08, 36,529,075.20 and 14,710,149.99
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Solution
The fourth proportional to 26,470,921.08, 36,529,075.20 and 14,710,149.99 is: 20,299,564.70
Step by Step Solution
- Step 1: Write the proportion equation
26,470,921.08 : 36,529,075.20 = 14,710,149.99 : x - Step 2: Convert to fraction form
26,470,921.08/36,529,075.20 = 14,710,149.99/x - Step 3: Cross multiply
26,470,921.08x = 36,529,075.20 × 14,710,149.99 - Step 4: Simplify right side
26,470,921.08x = 537,348,175,187,989.31 - Step 5: Solve for x
x = 537,348,175,187,989.31/26,470,921.08 - Step 6: Final answer
x = 20,299,564.70
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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.