Finding the Fourth Proportional to 61,326,736.04, 92,031,012.24 and 31,810,129.74
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Solution
The fourth proportional to 61,326,736.04, 92,031,012.24 and 31,810,129.74 is: 47,736,413.65
Step by Step Solution
- Step 1: Write the proportion equation
61,326,736.04 : 92,031,012.24 = 31,810,129.74 : x - Step 2: Convert to fraction form
61,326,736.04/92,031,012.24 = 31,810,129.74/x - Step 3: Cross multiply
61,326,736.04x = 92,031,012.24 × 31,810,129.74 - Step 4: Simplify right side
61,326,736.04x = 2,927,518,439,457,927.50 - Step 5: Solve for x
x = 2,927,518,439,457,927.50/61,326,736.04 - Step 6: Final answer
x = 47,736,413.65
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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.