Finding the Fourth Proportional to 51,475,113.34, 77,212,604.80 and 13,136,628.31
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Solution
The fourth proportional to 51,475,113.34, 77,212,604.80 and 13,136,628.31 is: 19,704,925.82
Step by Step Solution
- Step 1: Write the proportion equation
51,475,113.34 : 77,212,604.80 = 13,136,628.31 : x - Step 2: Convert to fraction form
51,475,113.34/77,212,604.80 = 13,136,628.31/x - Step 3: Cross multiply
51,475,113.34x = 77,212,604.80 × 13,136,628.31 - Step 4: Simplify right side
51,475,113.34x = 1,014,313,290,104,521.88 - Step 5: Solve for x
x = 1,014,313,290,104,521.88/51,475,113.34 - Step 6: Final answer
x = 19,704,925.82
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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.