Finding the Fourth Proportional to 22,217,395.74, 30,646,599.70 and 14,673,566.14
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Solution
The fourth proportional to 22,217,395.74, 30,646,599.70 and 14,673,566.14 is: 20,240,666.95
Step by Step Solution
- Step 1: Write the proportion equation
22,217,395.74 : 30,646,599.70 = 14,673,566.14 : x - Step 2: Convert to fraction form
22,217,395.74/30,646,599.70 = 14,673,566.14/x - Step 3: Cross multiply
22,217,395.74x = 30,646,599.70 × 14,673,566.14 - Step 4: Simplify right side
22,217,395.74x = 449,694,907,710,335.88 - Step 5: Solve for x
x = 449,694,907,710,335.88/22,217,395.74 - Step 6: Final answer
x = 20,240,666.95
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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.