Finding the Fourth Proportional to 16,038,218.70, 24,029,334.45 and 13,798,730.70
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Solution
The fourth proportional to 16,038,218.70, 24,029,334.45 and 13,798,730.70 is: 20,674,011.32
Step by Step Solution
- Step 1: Write the proportion equation
16,038,218.70 : 24,029,334.45 = 13,798,730.70 : x - Step 2: Convert to fraction form
16,038,218.70/24,029,334.45 = 13,798,730.70/x - Step 3: Cross multiply
16,038,218.70x = 24,029,334.45 × 13,798,730.70 - Step 4: Simplify right side
16,038,218.70x = 331,574,314,975,782.56 - Step 5: Solve for x
x = 331,574,314,975,782.56/16,038,218.70 - Step 6: Final answer
x = 20,674,011.32
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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.