Finding the Fourth Proportional to 36,692,068.30, 55,038,102.45 and 15,115,563.70
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Solution
The fourth proportional to 36,692,068.30, 55,038,102.45 and 15,115,563.70 is: 22,673,345.55
Step by Step Solution
- Step 1: Write the proportion equation
36,692,068.30 : 55,038,102.45 = 15,115,563.70 : x - Step 2: Convert to fraction form
36,692,068.30/55,038,102.45 = 15,115,563.70/x - Step 3: Cross multiply
36,692,068.30x = 55,038,102.45 × 15,115,563.70 - Step 4: Simplify right side
36,692,068.30x = 831,931,943,510,101.12 - Step 5: Solve for x
x = 831,931,943,510,101.12/36,692,068.30 - Step 6: Final answer
x = 22,673,345.55
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.