Finding the Fourth Proportional to 51,528,177.84, 77,290,495.08 and 13,190,023.92
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Solution
The fourth proportional to 51,528,177.84, 77,290,495.08 and 13,190,023.92 is: 19,784,582.37
Step by Step Solution
- Step 1: Write the proportion equation
51,528,177.84 : 77,290,495.08 = 13,190,023.92 : x - Step 2: Convert to fraction form
51,528,177.84/77,290,495.08 = 13,190,023.92/x - Step 3: Cross multiply
51,528,177.84x = 77,290,495.08 × 13,190,023.92 - Step 4: Simplify right side
51,528,177.84x = 1,019,463,478,893,842.25 - Step 5: Solve for x
x = 1,019,463,478,893,842.25/51,528,177.84 - Step 6: Final answer
x = 19,784,582.37
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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.