Finding the Fourth Proportional to 10,131,348.87, 15,199,864.35 and 4,070,336.70
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Solution
The fourth proportional to 10,131,348.87, 15,199,864.35 and 4,070,336.70 is: 6,106,646.46
Step by Step Solution
- Step 1: Write the proportion equation
10,131,348.87 : 15,199,864.35 = 4,070,336.70 : x - Step 2: Convert to fraction form
10,131,348.87/15,199,864.35 = 4,070,336.70/x - Step 3: Cross multiply
10,131,348.87x = 15,199,864.35 × 4,070,336.70 - Step 4: Simplify right side
10,131,348.87x = 61,868,565,698,826.65 - Step 5: Solve for x
x = 61,868,565,698,826.65/10,131,348.87 - Step 6: Final answer
x = 6,106,646.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.