Finding the Fourth Proportional to 65,138,526.49, 97,710,932.00 and 21,418,316.95
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Solution
The fourth proportional to 65,138,526.49, 97,710,932.00 and 21,418,316.95 is: 32,128,508.64
Step by Step Solution
- Step 1: Write the proportion equation
65,138,526.49 : 97,710,932.00 = 21,418,316.95 : x - Step 2: Convert to fraction form
65,138,526.49/97,710,932.00 = 21,418,316.95/x - Step 3: Cross multiply
65,138,526.49x = 97,710,932.00 × 21,418,316.95 - Step 4: Simplify right side
65,138,526.49x = 2,092,803,710,948,805.75 - Step 5: Solve for x
x = 2,092,803,710,948,805.75/65,138,526.49 - Step 6: Final answer
x = 32,128,508.64
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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.