Finding the Fourth Proportional to 62,787,874.31, 86,646,812.75 and 34,910,368.58
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Solution
The fourth proportional to 62,787,874.31, 86,646,812.75 and 34,910,368.58 is: 48,176,056.32
Step by Step Solution
- Step 1: Write the proportion equation
62,787,874.31 : 86,646,812.75 = 34,910,368.58 : x - Step 2: Convert to fraction form
62,787,874.31/86,646,812.75 = 34,910,368.58/x - Step 3: Cross multiply
62,787,874.31x = 86,646,812.75 × 34,910,368.58 - Step 4: Simplify right side
62,787,874.31x = 3,024,872,168,776,958 - Step 5: Solve for x
x = 3,024,872,168,776,958/62,787,874.31 - Step 6: Final answer
x = 48,176,056.32
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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.