Finding the Fourth Proportional to 26,538,345.36, 39,793,247.79 and 15,612,312.06
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Solution
The fourth proportional to 26,538,345.36, 39,793,247.79 and 15,612,312.06 is: 23,410,073.01
Step by Step Solution
- Step 1: Write the proportion equation
26,538,345.36 : 39,793,247.79 = 15,612,312.06 : x - Step 2: Convert to fraction form
26,538,345.36/39,793,247.79 = 15,612,312.06/x - Step 3: Cross multiply
26,538,345.36x = 39,793,247.79 × 15,612,312.06 - Step 4: Simplify right side
26,538,345.36x = 621,264,602,378,385.38 - Step 5: Solve for x
x = 621,264,602,378,385.38/26,538,345.36 - Step 6: Final answer
x = 23,410,073.01
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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.