Finding the Fourth Proportional to 39,447,132.76, 58,881,827.57 and 34,787,762.20
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Solution
The fourth proportional to 39,447,132.76, 58,881,827.57 and 34,787,762.20 is: 51,926,892.33
Step by Step Solution
- Step 1: Write the proportion equation
39,447,132.76 : 58,881,827.57 = 34,787,762.20 : x - Step 2: Convert to fraction form
39,447,132.76/58,881,827.57 = 34,787,762.20/x - Step 3: Cross multiply
39,447,132.76x = 58,881,827.57 × 34,787,762.20 - Step 4: Simplify right side
39,447,132.76x = 2,048,367,015,406,564 - Step 5: Solve for x
x = 2,048,367,015,406,564/39,447,132.76 - Step 6: Final answer
x = 51,926,892.33
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.