Finding the Fourth Proportional to 57,826,774.92, 86,740,457.68 and 19,488,621.18
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Solution
The fourth proportional to 57,826,774.92, 86,740,457.68 and 19,488,621.18 is: 29,233,031.29
Step by Step Solution
- Step 1: Write the proportion equation
57,826,774.92 : 86,740,457.68 = 19,488,621.18 : x - Step 2: Convert to fraction form
57,826,774.92/86,740,457.68 = 19,488,621.18/x - Step 3: Cross multiply
57,826,774.92x = 86,740,457.68 × 19,488,621.18 - Step 4: Simplify right side
57,826,774.92x = 1,690,451,920,705,341.75 - Step 5: Solve for x
x = 1,690,451,920,705,341.75/57,826,774.92 - Step 6: Final answer
x = 29,233,031.29
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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.