Finding the Fourth Proportional to 72,033,204.24, 107,989,255.62 and 58,352,425.74
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Solution
The fourth proportional to 72,033,204.24, 107,989,255.62 and 58,352,425.74 is: 87,479,587.86
Step by Step Solution
- Step 1: Write the proportion equation
72,033,204.24 : 107,989,255.62 = 58,352,425.74 : x - Step 2: Convert to fraction form
72,033,204.24/107,989,255.62 = 58,352,425.74/x - Step 3: Cross multiply
72,033,204.24x = 107,989,255.62 × 58,352,425.74 - Step 4: Simplify right side
72,033,204.24x = 6,301,435,019,283,928 - Step 5: Solve for x
x = 6,301,435,019,283,928/72,033,204.24 - Step 6: Final answer
x = 87,479,587.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.