Finding the Fourth Proportional to 36,991,987.22, 55,500,303.84 and 12,402,347.06
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Solution
The fourth proportional to 36,991,987.22, 55,500,303.84 and 12,402,347.06 is: 18,607,652.14
Step by Step Solution
- Step 1: Write the proportion equation
36,991,987.22 : 55,500,303.84 = 12,402,347.06 : x - Step 2: Convert to fraction form
36,991,987.22/55,500,303.84 = 12,402,347.06/x - Step 3: Cross multiply
36,991,987.22x = 55,500,303.84 × 12,402,347.06 - Step 4: Simplify right side
36,991,987.22x = 688,334,029,881,629.25 - Step 5: Solve for x
x = 688,334,029,881,629.25/36,991,987.22 - Step 6: Final answer
x = 18,607,652.14
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.