Finding the Fourth Proportional to 93,313,017.84, 128,772,045.36 and 52,059,921.96
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Solution
The fourth proportional to 93,313,017.84, 128,772,045.36 and 52,059,921.96 is: 71,842,737.35
Step by Step Solution
- Step 1: Write the proportion equation
93,313,017.84 : 128,772,045.36 = 52,059,921.96 : x - Step 2: Convert to fraction form
93,313,017.84/128,772,045.36 = 52,059,921.96/x - Step 3: Cross multiply
93,313,017.84x = 128,772,045.36 × 52,059,921.96 - Step 4: Simplify right side
93,313,017.84x = 6,703,862,632,071,180 - Step 5: Solve for x
x = 6,703,862,632,071,180/93,313,017.84 - Step 6: Final answer
x = 71,842,737.35
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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.