Finding the Fourth Proportional to 42,122,427.23, 58,127,834.52 and 23,537,720.08
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Solution
The fourth proportional to 42,122,427.23, 58,127,834.52 and 23,537,720.08 is: 32,481,430.62
Step by Step Solution
- Step 1: Write the proportion equation
42,122,427.23 : 58,127,834.52 = 23,537,720.08 : x - Step 2: Convert to fraction form
42,122,427.23/58,127,834.52 = 23,537,720.08/x - Step 3: Cross multiply
42,122,427.23x = 58,127,834.52 × 23,537,720.08 - Step 4: Simplify right side
42,122,427.23x = 1,368,196,697,788,321.25 - Step 5: Solve for x
x = 1,368,196,697,788,321.25/42,122,427.23 - Step 6: Final answer
x = 32,481,430.62
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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.