Finding the Fourth Proportional to 14,889,045.60, 22,337,715.60 and 7,316,258.40
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Solution
The fourth proportional to 14,889,045.60, 22,337,715.60 and 7,316,258.40 is: 10,976,425.47
Step by Step Solution
- Step 1: Write the proportion equation
14,889,045.60 : 22,337,715.60 = 7,316,258.40 : x - Step 2: Convert to fraction form
14,889,045.60/22,337,715.60 = 7,316,258.40/x - Step 3: Cross multiply
14,889,045.60x = 22,337,715.60 × 7,316,258.40 - Step 4: Simplify right side
14,889,045.60x = 163,428,499,395,311.06 - Step 5: Solve for x
x = 163,428,499,395,311.06/14,889,045.60 - Step 6: Final answer
x = 10,976,425.47
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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.