Finding the Fourth Proportional to 16,115,095.10, 22,238,146.14 and 8,772,774.50
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Solution
The fourth proportional to 16,115,095.10, 22,238,146.14 and 8,772,774.50 is: 12,106,055.85
Step by Step Solution
- Step 1: Write the proportion equation
16,115,095.10 : 22,238,146.14 = 8,772,774.50 : x - Step 2: Convert to fraction form
16,115,095.10/22,238,146.14 = 8,772,774.50/x - Step 3: Cross multiply
16,115,095.10x = 22,238,146.14 × 8,772,774.50 - Step 4: Simplify right side
16,115,095.10x = 195,090,241,384,265.44 - Step 5: Solve for x
x = 195,090,241,384,265.44/16,115,095.10 - Step 6: Final answer
x = 12,106,055.85
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1.5x scale
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.