Finding the Fourth Proportional to 28,396,184, 42,577,227.12 and 13,024,217.84
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Solution
The fourth proportional to 28,396,184, 42,577,227.12 and 13,024,217.84 is: 19,528,507.11
Step by Step Solution
- Step 1: Write the proportion equation
28,396,184 : 42,577,227.12 = 13,024,217.84 : x - Step 2: Convert to fraction form
28,396,184/42,577,227.12 = 13,024,217.84/x - Step 3: Cross multiply
28,396,184x = 42,577,227.12 × 13,024,217.84 - Step 4: Simplify right side
28,396,184x = 554,535,081,034,035.75 - Step 5: Solve for x
x = 554,535,081,034,035.75/28,396,184 - Step 6: Final answer
x = 19,528,507.11
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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.