Finding the Fourth Proportional to 72,576,381.07, 108,880,335.53 and 26,518,176.10
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Solution
The fourth proportional to 72,576,381.07, 108,880,335.53 and 26,518,176.10 is: 39,783,024.02
Step by Step Solution
- Step 1: Write the proportion equation
72,576,381.07 : 108,880,335.53 = 26,518,176.10 : x - Step 2: Convert to fraction form
72,576,381.07/108,880,335.53 = 26,518,176.10/x - Step 3: Cross multiply
72,576,381.07x = 108,880,335.53 × 26,518,176.10 - Step 4: Simplify right side
72,576,381.07x = 2,887,307,911,411,627 - Step 5: Solve for x
x = 2,887,307,911,411,627/72,576,381.07 - Step 6: Final answer
x = 39,783,024.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.