Finding the Fourth Proportional to 18,574,854.66, 27,864,498.02 and 8,983,341.07
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Solution
The fourth proportional to 18,574,854.66, 27,864,498.02 and 8,983,341.07 is: 13,476,083.34
Step by Step Solution
- Step 1: Write the proportion equation
18,574,854.66 : 27,864,498.02 = 8,983,341.07 : x - Step 2: Convert to fraction form
18,574,854.66/27,864,498.02 = 8,983,341.07/x - Step 3: Cross multiply
18,574,854.66x = 27,864,498.02 × 8,983,341.07 - Step 4: Simplify right side
18,574,854.66x = 250,316,289,343,421.75 - Step 5: Solve for x
x = 250,316,289,343,421.75/18,574,854.66 - Step 6: Final answer
x = 13,476,083.34
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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.