Finding the Fourth Proportional to 15,320,844.68, 22,984,628.70 and 4,538,988.68
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Solution
The fourth proportional to 15,320,844.68, 22,984,628.70 and 4,538,988.68 is: 6,809,478.96
Step by Step Solution
- Step 1: Write the proportion equation
15,320,844.68 : 22,984,628.70 = 4,538,988.68 : x - Step 2: Convert to fraction form
15,320,844.68/22,984,628.70 = 4,538,988.68/x - Step 3: Cross multiply
15,320,844.68x = 22,984,628.70 × 4,538,988.68 - Step 4: Simplify right side
15,320,844.68x = 104,326,969,483,303.11 - Step 5: Solve for x
x = 104,326,969,483,303.11/15,320,844.68 - Step 6: Final answer
x = 6,809,478.96
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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.