Finding the Fourth Proportional to 64,701,210.06, 89,299,202.76 and 38,238,483.36
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Solution
The fourth proportional to 64,701,210.06, 89,299,202.76 and 38,238,483.36 is: 52,775,922.98
Step by Step Solution
- Step 1: Write the proportion equation
64,701,210.06 : 89,299,202.76 = 38,238,483.36 : x - Step 2: Convert to fraction form
64,701,210.06/89,299,202.76 = 38,238,483.36/x - Step 3: Cross multiply
64,701,210.06x = 89,299,202.76 × 38,238,483.36 - Step 4: Simplify right side
64,701,210.06x = 3,414,666,078,799,526 - Step 5: Solve for x
x = 3,414,666,078,799,526/64,701,210.06 - Step 6: Final answer
x = 52,775,922.98
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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.