Finding the Fourth Proportional to 55,824,545.15, 83,742,068.35 and 16,432,824.67
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Solution
The fourth proportional to 55,824,545.15, 83,742,068.35 and 16,432,824.67 is: 24,650,782.61
Step by Step Solution
- Step 1: Write the proportion equation
55,824,545.15 : 83,742,068.35 = 16,432,824.67 : x - Step 2: Convert to fraction form
55,824,545.15/83,742,068.35 = 16,432,824.67/x - Step 3: Cross multiply
55,824,545.15x = 83,742,068.35 × 16,432,824.67 - Step 4: Simplify right side
55,824,545.15x = 1,376,118,726,698,706 - Step 5: Solve for x
x = 1,376,118,726,698,706/55,824,545.15 - Step 6: Final answer
x = 24,650,782.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.