Finding the Fourth Proportional to 66,246,314.13, 91,413,501.35 and 48,852,024.21
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Solution
The fourth proportional to 66,246,314.13, 91,413,501.35 and 48,852,024.21 is: 67,411,064.89
Step by Step Solution
- Step 1: Write the proportion equation
66,246,314.13 : 91,413,501.35 = 48,852,024.21 : x - Step 2: Convert to fraction form
66,246,314.13/91,413,501.35 = 48,852,024.21/x - Step 3: Cross multiply
66,246,314.13x = 91,413,501.35 × 48,852,024.21 - Step 4: Simplify right side
66,246,314.13x = 4,465,734,580,826,807.50 - Step 5: Solve for x
x = 4,465,734,580,826,807.50/66,246,314.13 - Step 6: Final answer
x = 67,411,064.89
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.