Finding the Fourth Proportional to 56,708,201.54, 85,068,880.74 and 19,808,665.99
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Solution
The fourth proportional to 56,708,201.54, 85,068,880.74 and 19,808,665.99 is: 29,715,296.89
Step by Step Solution
- Step 1: Write the proportion equation
56,708,201.54 : 85,068,880.74 = 19,808,665.99 : x - Step 2: Convert to fraction form
56,708,201.54/85,068,880.74 = 19,808,665.99/x - Step 3: Cross multiply
56,708,201.54x = 85,068,880.74 × 19,808,665.99 - Step 4: Simplify right side
56,708,201.54x = 1,685,101,044,721,803.75 - Step 5: Solve for x
x = 1,685,101,044,721,803.75/56,708,201.54 - Step 6: Final answer
x = 29,715,296.89
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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.