Finding the Fourth Proportional to 45,005,838.46, 62,106,774.12 and 26,420,679.70
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Solution
The fourth proportional to 45,005,838.46, 62,106,774.12 and 26,420,679.70 is: 36,459,784.83
Step by Step Solution
- Step 1: Write the proportion equation
45,005,838.46 : 62,106,774.12 = 26,420,679.70 : x - Step 2: Convert to fraction form
45,005,838.46/62,106,774.12 = 26,420,679.70/x - Step 3: Cross multiply
45,005,838.46x = 62,106,774.12 × 26,420,679.70 - Step 4: Simplify right side
45,005,838.46x = 1,640,903,186,224,769.25 - Step 5: Solve for x
x = 1,640,903,186,224,769.25/45,005,838.46 - Step 6: Final answer
x = 36,459,784.83
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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.