Finding the Fourth Proportional to 26,165,033.54, 39,248,632.47 and 7,720,978.66
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Solution
The fourth proportional to 26,165,033.54, 39,248,632.47 and 7,720,978.66 is: 11,581,787.32
Step by Step Solution
- Step 1: Write the proportion equation
26,165,033.54 : 39,248,632.47 = 7,720,978.66 : x - Step 2: Convert to fraction form
26,165,033.54/39,248,632.47 = 7,720,978.66/x - Step 3: Cross multiply
26,165,033.54x = 39,248,632.47 × 7,720,978.66 - Step 4: Simplify right side
26,165,033.54x = 303,037,853,622,454.69 - Step 5: Solve for x
x = 303,037,853,622,454.69/26,165,033.54 - Step 6: Final answer
x = 11,581,787.32
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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.