Finding the Fourth Proportional to 11,559,261.24, 15,951,580.98 and 6,402,512.10
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Solution
The fourth proportional to 11,559,261.24, 15,951,580.98 and 6,402,512.10 is: 8,835,356.18
Step by Step Solution
- Step 1: Write the proportion equation
11,559,261.24 : 15,951,580.98 = 6,402,512.10 : x - Step 2: Convert to fraction form
11,559,261.24/15,951,580.98 = 6,402,512.10/x - Step 3: Cross multiply
11,559,261.24x = 15,951,580.98 × 6,402,512.10 - Step 4: Simplify right side
11,559,261.24x = 102,130,190,238,579.86 - Step 5: Solve for x
x = 102,130,190,238,579.86/11,559,261.24 - Step 6: Final answer
x = 8,835,356.18
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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.