Finding the Fourth Proportional to 15,103,153.09, 22,636,737.91 and 8,700,141.97
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Solution
The fourth proportional to 15,103,153.09, 22,636,737.91 and 8,700,141.97 is: 13,039,848.86
Step by Step Solution
- Step 1: Write the proportion equation
15,103,153.09 : 22,636,737.91 = 8,700,141.97 : x - Step 2: Convert to fraction form
15,103,153.09/22,636,737.91 = 8,700,141.97/x - Step 3: Cross multiply
15,103,153.09x = 22,636,737.91 × 8,700,141.97 - Step 4: Simplify right side
15,103,153.09x = 196,942,833,554,681.09 - Step 5: Solve for x
x = 196,942,833,554,681.09/15,103,153.09 - Step 6: Final answer
x = 13,039,848.86
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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.