Finding the Fourth Proportional to 16,499,471.08, 22,768,927.56 and 9,156,877.80
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Solution
The fourth proportional to 16,499,471.08, 22,768,927.56 and 9,156,877.80 is: 12,636,301.27
Step by Step Solution
- Step 1: Write the proportion equation
16,499,471.08 : 22,768,927.56 = 9,156,877.80 : x - Step 2: Convert to fraction form
16,499,471.08/22,768,927.56 = 9,156,877.80/x - Step 3: Cross multiply
16,499,471.08x = 22,768,927.56 × 9,156,877.80 - Step 4: Simplify right side
16,499,471.08x = 208,492,287,303,972.19 - Step 5: Solve for x
x = 208,492,287,303,972.19/16,499,471.08 - Step 6: Final answer
x = 12,636,301.27
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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.