Finding the Fourth Proportional to 19,845,552.35, 29,724,927.51 and 14,070,781.59
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Solution
The fourth proportional to 19,845,552.35, 29,724,927.51 and 14,070,781.59 is: 21,075,400.44
Step by Step Solution
- Step 1: Write the proportion equation
19,845,552.35 : 29,724,927.51 = 14,070,781.59 : x - Step 2: Convert to fraction form
19,845,552.35/29,724,927.51 = 14,070,781.59/x - Step 3: Cross multiply
19,845,552.35x = 29,724,927.51 × 14,070,781.59 - Step 4: Simplify right side
19,845,552.35x = 418,252,962,713,089.50 - Step 5: Solve for x
x = 418,252,962,713,089.50/19,845,552.35 - Step 6: Final answer
x = 21,075,400.44
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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.