Finding the Fourth Proportional to 11,210,848.66, 15,470,970.99 and 6,054,210.05
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Solution
The fourth proportional to 11,210,848.66, 15,470,970.99 and 6,054,210.05 is: 8,354,809.79
Step by Step Solution
- Step 1: Write the proportion equation
11,210,848.66 : 15,470,970.99 = 6,054,210.05 : x - Step 2: Convert to fraction form
11,210,848.66/15,470,970.99 = 6,054,210.05/x - Step 3: Cross multiply
11,210,848.66x = 15,470,970.99 × 6,054,210.05 - Step 4: Simplify right side
11,210,848.66x = 93,664,508,050,916.45 - Step 5: Solve for x
x = 93,664,508,050,916.45/11,210,848.66 - Step 6: Final answer
x = 8,354,809.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.