Finding the Fourth Proportional to 68,386,387.47, 94,373,235.05 and 37,024,430.22
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Solution
The fourth proportional to 68,386,387.47, 94,373,235.05 and 37,024,430.22 is: 51,093,724.71
Step by Step Solution
- Step 1: Write the proportion equation
68,386,387.47 : 94,373,235.05 = 37,024,430.22 : x - Step 2: Convert to fraction form
68,386,387.47/94,373,235.05 = 37,024,430.22/x - Step 3: Cross multiply
68,386,387.47x = 94,373,235.05 × 37,024,430.22 - Step 4: Simplify right side
68,386,387.47x = 3,494,115,255,559,261 - Step 5: Solve for x
x = 3,494,115,255,559,261/68,386,387.47 - Step 6: Final answer
x = 51,093,724.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.