Finding the Fourth Proportional to 66,572,225.10, 99,795,352.05 and 39,299,460.30
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Solution
The fourth proportional to 66,572,225.10, 99,795,352.05 and 39,299,460.30 is: 58,912,008.28
Step by Step Solution
- Step 1: Write the proportion equation
66,572,225.10 : 99,795,352.05 = 39,299,460.30 : x - Step 2: Convert to fraction form
66,572,225.10/99,795,352.05 = 39,299,460.30/x - Step 3: Cross multiply
66,572,225.10x = 99,795,352.05 × 39,299,460.30 - Step 4: Simplify right side
66,572,225.10x = 3,921,903,476,013,498 - Step 5: Solve for x
x = 3,921,903,476,013,498/66,572,225.10 - Step 6: Final answer
x = 58,912,008.28
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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.