Finding the Fourth Proportional to 70,592,860.84, 105,889,374.24 and 22,070,968.96
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Solution
The fourth proportional to 70,592,860.84, 105,889,374.24 and 22,070,968.96 is: 33,106,479.38
Step by Step Solution
- Step 1: Write the proportion equation
70,592,860.84 : 105,889,374.24 = 22,070,968.96 : x - Step 2: Convert to fraction form
70,592,860.84/105,889,374.24 = 22,070,968.96/x - Step 3: Cross multiply
70,592,860.84x = 105,889,374.24 × 22,070,968.96 - Step 4: Simplify right side
70,592,860.84x = 2,337,081,092,044,863.50 - Step 5: Solve for x
x = 2,337,081,092,044,863.50/70,592,860.84 - Step 6: Final answer
x = 33,106,479.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.