Finding the Fourth Proportional to 19,779,346.08, 29,664,223.92 and 5,402,481.12
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Solution
The fourth proportional to 19,779,346.08, 29,664,223.92 and 5,402,481.12 is: 8,102,411.93
Step by Step Solution
- Step 1: Write the proportion equation
19,779,346.08 : 29,664,223.92 = 5,402,481.12 : x - Step 2: Convert to fraction form
19,779,346.08/29,664,223.92 = 5,402,481.12/x - Step 3: Cross multiply
19,779,346.08x = 29,664,223.92 × 5,402,481.12 - Step 4: Simplify right side
19,779,346.08x = 160,260,409,667,252.41 - Step 5: Solve for x
x = 160,260,409,667,252.41/19,779,346.08 - Step 6: Final answer
x = 8,102,411.93
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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.