Finding the Fourth Proportional to 34,378,787.60, 51,554,926.20 and 15,199,017.68
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Solution
The fourth proportional to 34,378,787.60, 51,554,926.20 and 15,199,017.68 is: 22,792,666.34
Step by Step Solution
- Step 1: Write the proportion equation
34,378,787.60 : 51,554,926.20 = 15,199,017.68 : x - Step 2: Convert to fraction form
34,378,787.60/51,554,926.20 = 15,199,017.68/x - Step 3: Cross multiply
34,378,787.60x = 51,554,926.20 × 15,199,017.68 - Step 4: Simplify right side
34,378,787.60x = 783,584,234,804,895.25 - Step 5: Solve for x
x = 783,584,234,804,895.25/34,378,787.60 - Step 6: Final answer
x = 22,792,666.34
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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.