Finding the Fourth Proportional to 60,711,938.17, 91,074,286.45 and 19,774,564.99
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Solution
The fourth proportional to 60,711,938.17, 91,074,286.45 and 19,774,564.99 is: 29,663,925.26
Step by Step Solution
- Step 1: Write the proportion equation
60,711,938.17 : 91,074,286.45 = 19,774,564.99 : x - Step 2: Convert to fraction form
60,711,938.17/91,074,286.45 = 19,774,564.99/x - Step 3: Cross multiply
60,711,938.17x = 91,074,286.45 × 19,774,564.99 - Step 4: Simplify right side
60,711,938.17x = 1,800,954,395,868,030 - Step 5: Solve for x
x = 1,800,954,395,868,030/60,711,938.17 - Step 6: Final answer
x = 29,663,925.26
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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.