Finding the Fourth Proportional to 26,021,075.78, 35,909,871.84 and 14,417,553.62
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Solution
The fourth proportional to 26,021,075.78, 35,909,871.84 and 14,417,553.62 is: 19,896,660.20
Step by Step Solution
- Step 1: Write the proportion equation
26,021,075.78 : 35,909,871.84 = 14,417,553.62 : x - Step 2: Convert to fraction form
26,021,075.78/35,909,871.84 = 14,417,553.62/x - Step 3: Cross multiply
26,021,075.78x = 35,909,871.84 × 14,417,553.62 - Step 4: Simplify right side
26,021,075.78x = 517,732,502,740,528.06 - Step 5: Solve for x
x = 517,732,502,740,528.06/26,021,075.78 - Step 6: Final answer
x = 19,896,660.20
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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.