Finding the Fourth Proportional to 70,298,605.62, 97,010,992.17 and 39,359,882.07
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Solution
The fourth proportional to 70,298,605.62, 97,010,992.17 and 39,359,882.07 is: 54,316,030.56
Step by Step Solution
- Step 1: Write the proportion equation
70,298,605.62 : 97,010,992.17 = 39,359,882.07 : x - Step 2: Convert to fraction form
70,298,605.62/97,010,992.17 = 39,359,882.07/x - Step 3: Cross multiply
70,298,605.62x = 97,010,992.17 × 39,359,882.07 - Step 4: Simplify right side
70,298,605.62x = 3,818,341,211,304,893.50 - Step 5: Solve for x
x = 3,818,341,211,304,893.50/70,298,605.62 - Step 6: Final answer
x = 54,316,030.56
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.