Finding the Fourth Proportional to 73,736,317.71, 110,594,634.12 and 21,919,948.92
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Solution
The fourth proportional to 73,736,317.71, 110,594,634.12 and 21,919,948.92 is: 32,876,997.47
Step by Step Solution
- Step 1: Write the proportion equation
73,736,317.71 : 110,594,634.12 = 21,919,948.92 : x - Step 2: Convert to fraction form
73,736,317.71/110,594,634.12 = 21,919,948.92/x - Step 3: Cross multiply
73,736,317.71x = 110,594,634.12 × 21,919,948.92 - Step 4: Simplify right side
73,736,317.71x = 2,424,228,730,736,489.50 - Step 5: Solve for x
x = 2,424,228,730,736,489.50/73,736,317.71 - Step 6: Final answer
x = 32,876,997.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.