Finding the Fourth Proportional to 10,279,868.84, 15,416,439.98 and 4,813,271.58
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Solution
The fourth proportional to 10,279,868.84, 15,416,439.98 and 4,813,271.58 is: 7,218,332.60
Step by Step Solution
- Step 1: Write the proportion equation
10,279,868.84 : 15,416,439.98 = 4,813,271.58 : x - Step 2: Convert to fraction form
10,279,868.84/15,416,439.98 = 4,813,271.58/x - Step 3: Cross multiply
10,279,868.84x = 15,416,439.98 × 4,813,271.58 - Step 4: Simplify right side
10,279,868.84x = 74,203,512,420,509.77 - Step 5: Solve for x
x = 74,203,512,420,509.77/10,279,868.84 - Step 6: Final answer
x = 7,218,332.60
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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.