Home / 15,827,205.60-21,841,682.40-8,583,861.60

Finding the Fourth Proportional to 15,827,205.60, 21,841,682.40 and 8,583,861.60

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Solution

The fourth proportional to 15,827,205.60, 21,841,682.40 and 8,583,861.60 is: 11,845,804.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,827,205.60 : 21,841,682.40 = 8,583,861.60 : x
  2. Step 2: Convert to fraction form
    15,827,205.60/21,841,682.40 = 8,583,861.60/x
  3. Step 3: Cross multiply
    15,827,205.60x = 21,841,682.40 × 8,583,861.60
  4. Step 4: Simplify right side
    15,827,205.60x = 187,485,978,832,755.81
  5. Step 5: Solve for x
    x = 187,485,978,832,755.81/15,827,205.60
  6. Step 6: Final answer
    x = 11,845,804.22

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1.5x scale

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.