Finding the Fourth Proportional to 42,963,716.85, 59,294,977.88 and 24,128,394.28
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Solution
The fourth proportional to 42,963,716.85, 59,294,977.88 and 24,128,394.28 is: 33,300,019.41
Step by Step Solution
- Step 1: Write the proportion equation
42,963,716.85 : 59,294,977.88 = 24,128,394.28 : x - Step 2: Convert to fraction form
42,963,716.85/59,294,977.88 = 24,128,394.28/x - Step 3: Cross multiply
42,963,716.85x = 59,294,977.88 × 24,128,394.28 - Step 4: Simplify right side
42,963,716.85x = 1,430,692,605,112,518.75 - Step 5: Solve for x
x = 1,430,692,605,112,518.75/42,963,716.85 - Step 6: Final answer
x = 33,300,019.41
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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.