Finding the Fourth Proportional to 11,559,038.02, 15,951,472.16 and 6,402,731.70
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Solution
The fourth proportional to 11,559,038.02, 15,951,472.16 and 6,402,731.70 is: 8,835,769.58
Step by Step Solution
- Step 1: Write the proportion equation
11,559,038.02 : 15,951,472.16 = 6,402,731.70 : x - Step 2: Convert to fraction form
11,559,038.02/15,951,472.16 = 6,402,731.70/x - Step 3: Cross multiply
11,559,038.02x = 15,951,472.16 × 6,402,731.70 - Step 4: Simplify right side
11,559,038.02x = 102,132,996,460,499.47 - Step 5: Solve for x
x = 102,132,996,460,499.47/11,559,038.02 - Step 6: Final answer
x = 8,835,769.58
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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.