Finding the Fourth Proportional to 61,497,317.28, 84,879,273.12 and 51,173,977.44
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Solution
The fourth proportional to 61,497,317.28, 84,879,273.12 and 51,173,977.44 is: 70,630,886.03
Step by Step Solution
- Step 1: Write the proportion equation
61,497,317.28 : 84,879,273.12 = 51,173,977.44 : x - Step 2: Convert to fraction form
61,497,317.28/84,879,273.12 = 51,173,977.44/x - Step 3: Cross multiply
61,497,317.28x = 84,879,273.12 × 51,173,977.44 - Step 4: Simplify right side
61,497,317.28x = 4,343,610,007,766,478.50 - Step 5: Solve for x
x = 4,343,610,007,766,478.50/61,497,317.28 - Step 6: Final answer
x = 70,630,886.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.