Finding the Fourth Proportional to 39,018,159.18, 58,528,566.12 and 18,537,308.76
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Solution
The fourth proportional to 39,018,159.18, 58,528,566.12 and 18,537,308.76 is: 27,806,593.76
Step by Step Solution
- Step 1: Write the proportion equation
39,018,159.18 : 58,528,566.12 = 18,537,308.76 : x - Step 2: Convert to fraction form
39,018,159.18/58,528,566.12 = 18,537,308.76/x - Step 3: Cross multiply
39,018,159.18x = 58,528,566.12 × 18,537,308.76 - Step 4: Simplify right side
39,018,159.18x = 1,084,962,101,446,515.25 - Step 5: Solve for x
x = 1,084,962,101,446,515.25/39,018,159.18 - Step 6: Final answer
x = 27,806,593.76
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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.