Finding the Fourth Proportional to 26,212,130.93, 36,172,908.56 and 14,610,430.01
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Solution
The fourth proportional to 26,212,130.93, 36,172,908.56 and 14,610,430.01 is: 20,162,486.99
Step by Step Solution
- Step 1: Write the proportion equation
26,212,130.93 : 36,172,908.56 = 14,610,430.01 : x - Step 2: Convert to fraction form
26,212,130.93/36,172,908.56 = 14,610,430.01/x - Step 3: Cross multiply
26,212,130.93x = 36,172,908.56 × 14,610,430.01 - Step 4: Simplify right side
26,212,130.93x = 528,501,748,774,009.94 - Step 5: Solve for x
x = 528,501,748,774,009.94/26,212,130.93 - Step 6: Final answer
x = 20,162,486.99
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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.