Finding the Fourth Proportional to 10,378,335.66, 15,567,558.93 and 6,806,720.00
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Solution
The fourth proportional to 10,378,335.66, 15,567,558.93 and 6,806,720.00 is: 10,210,116.35
Step by Step Solution
- Step 1: Write the proportion equation
10,378,335.66 : 15,567,558.93 = 6,806,720.00 : x - Step 2: Convert to fraction form
10,378,335.66/15,567,558.93 = 6,806,720.00/x - Step 3: Cross multiply
10,378,335.66x = 15,567,558.93 × 6,806,720.00 - Step 4: Simplify right side
10,378,335.66x = 105,964,014,642,171.81 - Step 5: Solve for x
x = 105,964,014,642,171.81/10,378,335.66 - Step 6: Final answer
x = 10,210,116.35
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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.