Finding the Fourth Proportional to 32,180,607.80, 48,270,911.70 and 25,803,315.80
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Solution
The fourth proportional to 32,180,607.80, 48,270,911.70 and 25,803,315.80 is: 38,704,973.70
Step by Step Solution
- Step 1: Write the proportion equation
32,180,607.80 : 48,270,911.70 = 25,803,315.80 : x - Step 2: Convert to fraction form
32,180,607.80/48,270,911.70 = 25,803,315.80/x - Step 3: Cross multiply
32,180,607.80x = 48,270,911.70 × 25,803,315.80 - Step 4: Simplify right side
32,180,607.80x = 1,245,549,578,549,015 - Step 5: Solve for x
x = 1,245,549,578,549,015/32,180,607.80 - Step 6: Final answer
x = 38,704,973.70
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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.