Finding the Fourth Proportional to 42,618,756.36, 58,799,492.28 and 24,271,051.08
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Solution
The fourth proportional to 42,618,756.36, 58,799,492.28 and 24,271,051.08 is: 33,485,854.64
Step by Step Solution
- Step 1: Write the proportion equation
42,618,756.36 : 58,799,492.28 = 24,271,051.08 : x - Step 2: Convert to fraction form
42,618,756.36/58,799,492.28 = 24,271,051.08/x - Step 3: Cross multiply
42,618,756.36x = 58,799,492.28 × 24,271,051.08 - Step 4: Simplify right side
42,618,756.36x = 1,427,125,480,605,945.50 - Step 5: Solve for x
x = 1,427,125,480,605,945.50/42,618,756.36 - Step 6: Final answer
x = 33,485,854.64
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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.