Finding the Fourth Proportional to 34,390,296.08, 47,458,606.98 and 18,920,048.57
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Solution
The fourth proportional to 34,390,296.08, 47,458,606.98 and 18,920,048.57 is: 26,109,666.14
Step by Step Solution
- Step 1: Write the proportion equation
34,390,296.08 : 47,458,606.98 = 18,920,048.57 : x - Step 2: Convert to fraction form
34,390,296.08/47,458,606.98 = 18,920,048.57/x - Step 3: Cross multiply
34,390,296.08x = 47,458,606.98 × 18,920,048.57 - Step 4: Simplify right side
34,390,296.08x = 897,919,149,126,141 - Step 5: Solve for x
x = 897,919,149,126,141/34,390,296.08 - Step 6: Final answer
x = 26,109,666.14
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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.