Finding the Fourth Proportional to 25,103,862.05, 34,641,430.07 and 14,088,483.60
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Solution
The fourth proportional to 25,103,862.05, 34,641,430.07 and 14,088,483.60 is: 19,441,041.32
Step by Step Solution
- Step 1: Write the proportion equation
25,103,862.05 : 34,641,430.07 = 14,088,483.60 : x - Step 2: Convert to fraction form
25,103,862.05/34,641,430.07 = 14,088,483.60/x - Step 3: Cross multiply
25,103,862.05x = 34,641,430.07 × 14,088,483.60 - Step 4: Simplify right side
25,103,862.05x = 488,045,219,221,394 - Step 5: Solve for x
x = 488,045,219,221,394/25,103,862.05 - Step 6: Final answer
x = 19,441,041.32
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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.