Finding the Fourth Proportional to 61,365,953.70, 84,683,710.71 and 33,487,739.82
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Solution
The fourth proportional to 61,365,953.70, 84,683,710.71 and 33,487,739.82 is: 46,212,368.59
Step by Step Solution
- Step 1: Write the proportion equation
61,365,953.70 : 84,683,710.71 = 33,487,739.82 : x - Step 2: Convert to fraction form
61,365,953.70/84,683,710.71 = 33,487,739.82/x - Step 3: Cross multiply
61,365,953.70x = 84,683,710.71 × 33,487,739.82 - Step 4: Simplify right side
61,365,953.70x = 2,835,866,071,248,627.50 - Step 5: Solve for x
x = 2,835,866,071,248,627.50/61,365,953.70 - Step 6: Final answer
x = 46,212,368.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.