Finding the Fourth Proportional to 68,785,273.99, 94,887,498.78 and 40,888,141.35
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Solution
The fourth proportional to 68,785,273.99, 94,887,498.78 and 40,888,141.35 is: 56,404,128.92
Step by Step Solution
- Step 1: Write the proportion equation
68,785,273.99 : 94,887,498.78 = 40,888,141.35 : x - Step 2: Convert to fraction form
68,785,273.99/94,887,498.78 = 40,888,141.35/x - Step 3: Cross multiply
68,785,273.99x = 94,887,498.78 × 40,888,141.35 - Step 4: Simplify right side
68,785,273.99x = 3,879,773,462,108,764.50 - Step 5: Solve for x
x = 3,879,773,462,108,764.50/68,785,273.99 - Step 6: Final answer
x = 56,404,128.92
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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.