Finding the Fourth Proportional to 26,538,382.83, 39,793,303.65 and 15,612,349.53
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Solution
The fourth proportional to 26,538,382.83, 39,793,303.65 and 15,612,349.53 is: 23,410,129.00
Step by Step Solution
- Step 1: Write the proportion equation
26,538,382.83 : 39,793,303.65 = 15,612,349.53 : x - Step 2: Convert to fraction form
26,538,382.83/39,793,303.65 = 15,612,349.53/x - Step 3: Cross multiply
26,538,382.83x = 39,793,303.65 × 15,612,349.53 - Step 4: Simplify right side
26,538,382.83x = 621,266,965,537,224.75 - Step 5: Solve for x
x = 621,266,965,537,224.75/26,538,382.83 - Step 6: Final answer
x = 23,410,129.00
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.