Finding the Fourth Proportional to 45,427,475.66, 68,138,948.73 and 16,671,348.95
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Solution
The fourth proportional to 45,427,475.66, 68,138,948.73 and 16,671,348.95 is: 25,006,192.28
Step by Step Solution
- Step 1: Write the proportion equation
45,427,475.66 : 68,138,948.73 = 16,671,348.95 : x - Step 2: Convert to fraction form
45,427,475.66/68,138,948.73 = 16,671,348.95/x - Step 3: Cross multiply
45,427,475.66x = 68,138,948.73 × 16,671,348.95 - Step 4: Simplify right side
45,427,475.66x = 1,135,968,191,363,989.25 - Step 5: Solve for x
x = 1,135,968,191,363,989.25/45,427,475.66 - Step 6: Final answer
x = 25,006,192.28
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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.