Finding the Fourth Proportional to 43,374,489.84, 59,865,607.40 and 29,440,335.29
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Solution
The fourth proportional to 43,374,489.84, 59,865,607.40 and 29,440,335.29 is: 40,633,643.42
Step by Step Solution
- Step 1: Write the proportion equation
43,374,489.84 : 59,865,607.40 = 29,440,335.29 : x - Step 2: Convert to fraction form
43,374,489.84/59,865,607.40 = 29,440,335.29/x - Step 3: Cross multiply
43,374,489.84x = 59,865,607.40 × 29,440,335.29 - Step 4: Simplify right side
43,374,489.84x = 1,762,463,553,748,975.50 - Step 5: Solve for x
x = 1,762,463,553,748,975.50/43,374,489.84 - Step 6: Final answer
x = 40,633,643.42
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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.