Finding the Fourth Proportional to 13,436,118.84, 20,153,975.72 and 6,044,946.70
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Solution
The fourth proportional to 13,436,118.84, 20,153,975.72 and 6,044,946.70 is: 9,067,328.92
Step by Step Solution
- Step 1: Write the proportion equation
13,436,118.84 : 20,153,975.72 = 6,044,946.70 : x - Step 2: Convert to fraction form
13,436,118.84/20,153,975.72 = 6,044,946.70/x - Step 3: Cross multiply
13,436,118.84x = 20,153,975.72 × 6,044,946.70 - Step 4: Simplify right side
13,436,118.84x = 121,829,708,970,109.17 - Step 5: Solve for x
x = 121,829,708,970,109.17/13,436,118.84 - Step 6: Final answer
x = 9,067,328.92
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1.5x scale
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.