Finding the Fourth Proportional to 16,180,228.35, 22,328,564.18 and 8,838,058.68
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Solution
The fourth proportional to 16,180,228.35, 22,328,564.18 and 8,838,058.68 is: 12,196,438.53
Step by Step Solution
- Step 1: Write the proportion equation
16,180,228.35 : 22,328,564.18 = 8,838,058.68 : x - Step 2: Convert to fraction form
16,180,228.35/22,328,564.18 = 8,838,058.68/x - Step 3: Cross multiply
16,180,228.35x = 22,328,564.18 × 8,838,058.68 - Step 4: Simplify right side
16,180,228.35x = 197,341,160,418,795.78 - Step 5: Solve for x
x = 197,341,160,418,795.78/16,180,228.35 - Step 6: Final answer
x = 12,196,438.53
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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.