Finding the Fourth Proportional to 13,225,529.89, 19,808,091.15 and 6,313,871.07
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Solution
The fourth proportional to 13,225,529.89, 19,808,091.15 and 6,313,871.07 is: 9,456,387.35
Step by Step Solution
- Step 1: Write the proportion equation
13,225,529.89 : 19,808,091.15 = 6,313,871.07 : x - Step 2: Convert to fraction form
13,225,529.89/19,808,091.15 = 6,313,871.07/x - Step 3: Cross multiply
13,225,529.89x = 19,808,091.15 × 6,313,871.07 - Step 4: Simplify right side
13,225,529.89x = 125,065,733,533,298.22 - Step 5: Solve for x
x = 125,065,733,533,298.22/13,225,529.89 - Step 6: Final answer
x = 9,456,387.35
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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.