Finding the Fourth Proportional to 74,723,252.52, 103,119,915.06 and 41,683,266.66
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Solution
The fourth proportional to 74,723,252.52, 103,119,915.06 and 41,683,266.66 is: 57,523,926.92
Step by Step Solution
- Step 1: Write the proportion equation
74,723,252.52 : 103,119,915.06 = 41,683,266.66 : x - Step 2: Convert to fraction form
74,723,252.52/103,119,915.06 = 41,683,266.66/x - Step 3: Cross multiply
74,723,252.52x = 103,119,915.06 × 41,683,266.66 - Step 4: Simplify right side
74,723,252.52x = 4,298,374,917,402,529.50 - Step 5: Solve for x
x = 4,298,374,917,402,529.50/74,723,252.52 - Step 6: Final answer
x = 57,523,926.92
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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.