Finding the Fourth Proportional to 45,038,421.65, 62,153,113.46 and 24,411,881.81
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Solution
The fourth proportional to 45,038,421.65, 62,153,113.46 and 24,411,881.81 is: 33,688,446.53
Step by Step Solution
- Step 1: Write the proportion equation
45,038,421.65 : 62,153,113.46 = 24,411,881.81 : x - Step 2: Convert to fraction form
45,038,421.65/62,153,113.46 = 24,411,881.81/x - Step 3: Cross multiply
45,038,421.65x = 62,153,113.46 × 24,411,881.81 - Step 4: Simplify right side
45,038,421.65x = 1,517,274,459,476,215 - Step 5: Solve for x
x = 1,517,274,459,476,215/45,038,421.65 - Step 6: Final answer
x = 33,688,446.53
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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.