Finding the Fourth Proportional to 17,495,886.60, 26,243,829.90 and 11,087,101.80
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Solution
The fourth proportional to 17,495,886.60, 26,243,829.90 and 11,087,101.80 is: 16,630,652.70
Step by Step Solution
- Step 1: Write the proportion equation
17,495,886.60 : 26,243,829.90 = 11,087,101.80 : x - Step 2: Convert to fraction form
17,495,886.60/26,243,829.90 = 11,087,101.80/x - Step 3: Cross multiply
17,495,886.60x = 26,243,829.90 × 11,087,101.80 - Step 4: Simplify right side
17,495,886.60x = 290,968,013,723,183.81 - Step 5: Solve for x
x = 290,968,013,723,183.81/17,495,886.60 - Step 6: Final answer
x = 16,630,652.70
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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.