Finding the Fourth Proportional to 19,070,509.47, 26,318,202.80 and 10,810,731.84
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Solution
The fourth proportional to 19,070,509.47, 26,318,202.80 and 10,810,731.84 is: 14,919,319.98
Step by Step Solution
- Step 1: Write the proportion equation
19,070,509.47 : 26,318,202.80 = 10,810,731.84 : x - Step 2: Convert to fraction form
19,070,509.47/26,318,202.80 = 10,810,731.84/x - Step 3: Cross multiply
19,070,509.47x = 26,318,202.80 × 10,810,731.84 - Step 4: Simplify right side
19,070,509.47x = 284,519,032,927,483.50 - Step 5: Solve for x
x = 284,519,032,927,483.50/19,070,509.47 - Step 6: Final answer
x = 14,919,319.98
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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.