Finding the Fourth Proportional to 70,313,055.36, 97,030,962 and 38,951,005.08
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Solution
The fourth proportional to 70,313,055.36, 97,030,962 and 38,951,005.08 is: 53,751,802.91
Step by Step Solution
- Step 1: Write the proportion equation
70,313,055.36 : 97,030,962 = 38,951,005.08 : x - Step 2: Convert to fraction form
70,313,055.36/97,030,962 = 38,951,005.08/x - Step 3: Cross multiply
70,313,055.36x = 97,030,962 × 38,951,005.08 - Step 4: Simplify right side
70,313,055.36x = 3,779,453,493,779,287 - Step 5: Solve for x
x = 3,779,453,493,779,287/70,313,055.36 - Step 6: Final answer
x = 53,751,802.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.