Finding the Fourth Proportional to 18,696,088.07, 28,047,768 and 7,180,712.95
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Solution
The fourth proportional to 18,696,088.07, 28,047,768 and 7,180,712.95 is: 10,772,465.88
Step by Step Solution
- Step 1: Write the proportion equation
18,696,088.07 : 28,047,768 = 7,180,712.95 : x - Step 2: Convert to fraction form
18,696,088.07/28,047,768 = 7,180,712.95/x - Step 3: Cross multiply
18,696,088.07x = 28,047,768 × 7,180,712.95 - Step 4: Simplify right side
18,696,088.07x = 201,402,970,896,195.59 - Step 5: Solve for x
x = 201,402,970,896,195.59/18,696,088.07 - Step 6: Final answer
x = 10,772,465.88
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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.