Finding the Fourth Proportional to 49,236,307.02, 73,788,440.40 and 38,319,676.38
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Solution
The fourth proportional to 49,236,307.02, 73,788,440.40 and 38,319,676.38 is: 57,428,132.37
Step by Step Solution
- Step 1: Write the proportion equation
49,236,307.02 : 73,788,440.40 = 38,319,676.38 : x - Step 2: Convert to fraction form
49,236,307.02/73,788,440.40 = 38,319,676.38/x - Step 3: Cross multiply
49,236,307.02x = 73,788,440.40 × 38,319,676.38 - Step 4: Simplify right side
49,236,307.02x = 2,827,549,156,712,918 - Step 5: Solve for x
x = 2,827,549,156,712,918/49,236,307.02 - Step 6: Final answer
x = 57,428,132.37
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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.