Finding the Fourth Proportional to 22,207,360.70, 33,311,041.06 and 13,249,408.70
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Solution
The fourth proportional to 22,207,360.70, 33,311,041.06 and 13,249,408.70 is: 19,874,113.06
Step by Step Solution
- Step 1: Write the proportion equation
22,207,360.70 : 33,311,041.06 = 13,249,408.70 : x - Step 2: Convert to fraction form
22,207,360.70/33,311,041.06 = 13,249,408.70/x - Step 3: Cross multiply
22,207,360.70x = 33,311,041.06 × 13,249,408.70 - Step 4: Simplify right side
22,207,360.70x = 441,351,597,226,421.19 - Step 5: Solve for x
x = 441,351,597,226,421.19/22,207,360.70 - Step 6: Final answer
x = 19,874,113.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.