Finding the Fourth Proportional to 19,790,727.48, 29,696,248.62 and 9,427,682.52
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Solution
The fourth proportional to 19,790,727.48, 29,696,248.62 and 9,427,682.52 is: 14,146,362.45
Step by Step Solution
- Step 1: Write the proportion equation
19,790,727.48 : 29,696,248.62 = 9,427,682.52 : x - Step 2: Convert to fraction form
19,790,727.48/29,696,248.62 = 9,427,682.52/x - Step 3: Cross multiply
19,790,727.48x = 29,696,248.62 × 9,427,682.52 - Step 4: Simplify right side
19,790,727.48x = 279,966,804,024,348.12 - Step 5: Solve for x
x = 279,966,804,024,348.12/19,790,727.48 - Step 6: Final answer
x = 14,146,362.45
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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.