Finding the Fourth Proportional to 79,554,701.60, 109,784,386 and 44,747,415.68
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Solution
The fourth proportional to 79,554,701.60, 109,784,386 and 44,747,415.68 is: 61,750,813.68
Step by Step Solution
- Step 1: Write the proportion equation
79,554,701.60 : 109,784,386 = 44,747,415.68 : x - Step 2: Convert to fraction form
79,554,701.60/109,784,386 = 44,747,415.68/x - Step 3: Cross multiply
79,554,701.60x = 109,784,386 × 44,747,415.68 - Step 4: Simplify right side
79,554,701.60x = 4,912,567,555,515,572 - Step 5: Solve for x
x = 4,912,567,555,515,572/79,554,701.60 - Step 6: Final answer
x = 61,750,813.68
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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.