Finding the Fourth Proportional to 61,223,460.24, 84,488,372.12 and 33,721,389.84
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Solution
The fourth proportional to 61,223,460.24, 84,488,372.12 and 33,721,389.84 is: 46,535,516.32
Step by Step Solution
- Step 1: Write the proportion equation
61,223,460.24 : 84,488,372.12 = 33,721,389.84 : x - Step 2: Convert to fraction form
61,223,460.24/84,488,372.12 = 33,721,389.84/x - Step 3: Cross multiply
61,223,460.24x = 84,488,372.12 × 33,721,389.84 - Step 4: Simplify right side
61,223,460.24x = 2,849,065,333,205,507.50 - Step 5: Solve for x
x = 2,849,065,333,205,507.50/61,223,460.24 - Step 6: Final answer
x = 46,535,516.32
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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.