Finding the Fourth Proportional to 32,358,697.20, 48,538,045.80 and 9,329,587.20
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Solution
The fourth proportional to 32,358,697.20, 48,538,045.80 and 9,329,587.20 is: 13,994,380.80
Step by Step Solution
- Step 1: Write the proportion equation
32,358,697.20 : 48,538,045.80 = 9,329,587.20 : x - Step 2: Convert to fraction form
32,358,697.20/48,538,045.80 = 9,329,587.20/x - Step 3: Cross multiply
32,358,697.20x = 48,538,045.80 × 9,329,587.20 - Step 4: Simplify right side
32,358,697.20x = 452,839,930,808,693.69 - Step 5: Solve for x
x = 452,839,930,808,693.69/32,358,697.20 - Step 6: Final answer
x = 13,994,380.80
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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.