Finding the Fourth Proportional to 71,594,461.32, 107,390,628.63 and 19,777,918.16
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Solution
The fourth proportional to 71,594,461.32, 107,390,628.63 and 19,777,918.16 is: 29,666,583.48
Step by Step Solution
- Step 1: Write the proportion equation
71,594,461.32 : 107,390,628.63 = 19,777,918.16 : x - Step 2: Convert to fraction form
71,594,461.32/107,390,628.63 = 19,777,918.16/x - Step 3: Cross multiply
71,594,461.32x = 107,390,628.63 × 19,777,918.16 - Step 4: Simplify right side
71,594,461.32x = 2,123,963,063,658,139.75 - Step 5: Solve for x
x = 2,123,963,063,658,139.75/71,594,461.32 - Step 6: Final answer
x = 29,666,583.48
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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.