Finding the Fourth Proportional to 64,724,712.90, 97,087,069.35 and 26,365,316.10
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Solution
The fourth proportional to 64,724,712.90, 97,087,069.35 and 26,365,316.10 is: 39,547,974.15
Step by Step Solution
- Step 1: Write the proportion equation
64,724,712.90 : 97,087,069.35 = 26,365,316.10 : x - Step 2: Convert to fraction form
64,724,712.90/97,087,069.35 = 26,365,316.10/x - Step 3: Cross multiply
64,724,712.90x = 97,087,069.35 × 26,365,316.10 - Step 4: Simplify right side
64,724,712.90x = 2,559,731,272,635,371.50 - Step 5: Solve for x
x = 2,559,731,272,635,371.50/64,724,712.90 - Step 6: Final answer
x = 39,547,974.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.