Finding the Fourth Proportional to 12,564,448.47, 18,849,625.16 and 4,044,465.09
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Solution
The fourth proportional to 12,564,448.47, 18,849,625.16 and 4,044,465.09 is: 6,067,648.02
Step by Step Solution
- Step 1: Write the proportion equation
12,564,448.47 : 18,849,625.16 = 4,044,465.09 : x - Step 2: Convert to fraction form
12,564,448.47/18,849,625.16 = 4,044,465.09/x - Step 3: Cross multiply
12,564,448.47x = 18,849,625.16 × 4,044,465.09 - Step 4: Simplify right side
12,564,448.47x = 76,236,650,898,983.34 - Step 5: Solve for x
x = 76,236,650,898,983.34/12,564,448.47 - Step 6: Final answer
x = 6,067,648.02
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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.