Finding the Fourth Proportional to 40,778,275.24, 61,133,129.34 and 27,273,886.12
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Solution
The fourth proportional to 40,778,275.24, 61,133,129.34 and 27,273,886.12 is: 40,887,899.21
Step by Step Solution
- Step 1: Write the proportion equation
40,778,275.24 : 61,133,129.34 = 27,273,886.12 : x - Step 2: Convert to fraction form
40,778,275.24/61,133,129.34 = 27,273,886.12/x - Step 3: Cross multiply
40,778,275.24x = 61,133,129.34 × 27,273,886.12 - Step 4: Simplify right side
40,778,275.24x = 1,667,338,007,778,391 - Step 5: Solve for x
x = 1,667,338,007,778,391/40,778,275.24 - Step 6: Final answer
x = 40,887,899.21
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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.