Finding the Fourth Proportional to 7,044,432.85, 10,559,275.07 and 2,948,101.08
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Solution
The fourth proportional to 7,044,432.85, 10,559,275.07 and 2,948,101.08 is: 4,419,065.51
Step by Step Solution
- Step 1: Write the proportion equation
7,044,432.85 : 10,559,275.07 = 2,948,101.08 : x - Step 2: Convert to fraction form
7,044,432.85/10,559,275.07 = 2,948,101.08/x - Step 3: Cross multiply
7,044,432.85x = 10,559,275.07 × 2,948,101.08 - Step 4: Simplify right side
7,044,432.85x = 31,129,810,237,884.08 - Step 5: Solve for x
x = 31,129,810,237,884.08/7,044,432.85 - Step 6: Final answer
x = 4,419,065.51
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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.