Finding the Fourth Proportional to 16,135,809.84, 22,267,417.12 and 8,892,465.84
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Solution
The fourth proportional to 16,135,809.84, 22,267,417.12 and 8,892,465.84 is: 12,271,602.61
Step by Step Solution
- Step 1: Write the proportion equation
16,135,809.84 : 22,267,417.12 = 8,892,465.84 : x - Step 2: Convert to fraction form
16,135,809.84/22,267,417.12 = 8,892,465.84/x - Step 3: Cross multiply
16,135,809.84x = 22,267,417.12 × 8,892,465.84 - Step 4: Simplify right side
16,135,809.84x = 198,012,246,084,631.19 - Step 5: Solve for x
x = 198,012,246,084,631.19/16,135,809.84 - Step 6: Final answer
x = 12,271,602.61
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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.