Finding the Fourth Proportional to 37,159,202.10, 55,745,981.20 and 14,128,345.91
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Solution
The fourth proportional to 37,159,202.10, 55,745,981.20 and 14,128,345.91 is: 21,195,248.05
Step by Step Solution
- Step 1: Write the proportion equation
37,159,202.10 : 55,745,981.20 = 14,128,345.91 : x - Step 2: Convert to fraction form
37,159,202.10/55,745,981.20 = 14,128,345.91/x - Step 3: Cross multiply
37,159,202.10x = 55,745,981.20 × 14,128,345.91 - Step 4: Simplify right side
37,159,202.10x = 787,598,505,747,985.62 - Step 5: Solve for x
x = 787,598,505,747,985.62/37,159,202.10 - Step 6: Final answer
x = 21,195,248.05
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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.