Finding the Fourth Proportional to 93,254,887.01, 128,693,803.52 and 51,440,222.99
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Solution
The fourth proportional to 93,254,887.01, 128,693,803.52 and 51,440,222.99 is: 70,988,643.73
Step by Step Solution
- Step 1: Write the proportion equation
93,254,887.01 : 128,693,803.52 = 51,440,222.99 : x - Step 2: Convert to fraction form
93,254,887.01/128,693,803.52 = 51,440,222.99/x - Step 3: Cross multiply
93,254,887.01x = 128,693,803.52 × 51,440,222.99 - Step 4: Simplify right side
93,254,887.01x = 6,620,037,950,500,047 - Step 5: Solve for x
x = 6,620,037,950,500,047/93,254,887.01 - Step 6: Final answer
x = 70,988,643.73
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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.