Finding the Fourth Proportional to 16,671,994.08, 23,008,321.44 and 9,329,763.84
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Solution
The fourth proportional to 16,671,994.08, 23,008,321.44 and 9,329,763.84 is: 12,875,616.70
Step by Step Solution
- Step 1: Write the proportion equation
16,671,994.08 : 23,008,321.44 = 9,329,763.84 : x - Step 2: Convert to fraction form
16,671,994.08/23,008,321.44 = 9,329,763.84/x - Step 3: Cross multiply
16,671,994.08x = 23,008,321.44 × 9,329,763.84 - Step 4: Simplify right side
16,671,994.08x = 214,662,205,390,008.75 - Step 5: Solve for x
x = 214,662,205,390,008.75/16,671,994.08 - Step 6: Final answer
x = 12,875,616.70
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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.