Finding the Fourth Proportional to 8,525,074.19, 12,778,994.64 and 3,670,547.09
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Solution
The fourth proportional to 8,525,074.19, 12,778,994.64 and 3,670,547.09 is: 5,502,110.66
Step by Step Solution
- Step 1: Write the proportion equation
8,525,074.19 : 12,778,994.64 = 3,670,547.09 : x - Step 2: Convert to fraction form
8,525,074.19/12,778,994.64 = 3,670,547.09/x - Step 3: Cross multiply
8,525,074.19x = 12,778,994.64 × 3,670,547.09 - Step 4: Simplify right side
8,525,074.19x = 46,905,901,588,977.60 - Step 5: Solve for x
x = 46,905,901,588,977.60/8,525,074.19 - Step 6: Final answer
x = 5,502,110.66
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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.