Finding the Fourth Proportional to 34,390,294.58, 47,458,604.91 and 18,920,047.07
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Solution
The fourth proportional to 34,390,294.58, 47,458,604.91 and 18,920,047.07 is: 26,109,664.07
Step by Step Solution
- Step 1: Write the proportion equation
34,390,294.58 : 47,458,604.91 = 18,920,047.07 : x - Step 2: Convert to fraction form
34,390,294.58/47,458,604.91 = 18,920,047.07/x - Step 3: Cross multiply
34,390,294.58x = 47,458,604.91 × 18,920,047.07 - Step 4: Simplify right side
34,390,294.58x = 897,919,038,536,440.12 - Step 5: Solve for x
x = 897,919,038,536,440.12/34,390,294.58 - Step 6: Final answer
x = 26,109,664.07
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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.