Finding the Fourth Proportional to 34,369,455.36, 47,429,790.66 and 19,689,873.96
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Solution
The fourth proportional to 34,369,455.36, 47,429,790.66 and 19,689,873.96 is: 27,171,992.99
Step by Step Solution
- Step 1: Write the proportion equation
34,369,455.36 : 47,429,790.66 = 19,689,873.96 : x - Step 2: Convert to fraction form
34,369,455.36/47,429,790.66 = 19,689,873.96/x - Step 3: Cross multiply
34,369,455.36x = 47,429,790.66 × 19,689,873.96 - Step 4: Simplify right side
34,369,455.36x = 933,886,600,044,585.12 - Step 5: Solve for x
x = 933,886,600,044,585.12/34,369,455.36 - Step 6: Final answer
x = 27,171,992.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.