Finding the Fourth Proportional to 52,441,772.90, 72,415,342.58 and 32,896,258.65
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Solution
The fourth proportional to 52,441,772.90, 72,415,342.58 and 32,896,258.65 is: 45,425,501.62
Step by Step Solution
- Step 1: Write the proportion equation
52,441,772.90 : 72,415,342.58 = 32,896,258.65 : x - Step 2: Convert to fraction form
52,441,772.90/72,415,342.58 = 32,896,258.65/x - Step 3: Cross multiply
52,441,772.90x = 72,415,342.58 × 32,896,258.65 - Step 4: Simplify right side
52,441,772.90x = 2,382,193,839,575,557 - Step 5: Solve for x
x = 2,382,193,839,575,557/52,441,772.90 - Step 6: Final answer
x = 45,425,501.62
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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.