Home / 29,519,341.19-40,751,438.87-18,359,431.60

Finding the Fourth Proportional to 29,519,341.19, 40,751,438.87 and 18,359,431.60

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Solution

The fourth proportional to 29,519,341.19, 40,751,438.87 and 18,359,431.60 is: 25,345,188.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,519,341.19 : 40,751,438.87 = 18,359,431.60 : x
  2. Step 2: Convert to fraction form
    29,519,341.19/40,751,438.87 = 18,359,431.60/x
  3. Step 3: Cross multiply
    29,519,341.19x = 40,751,438.87 × 18,359,431.60
  4. Step 4: Simplify right side
    29,519,341.19x = 748,173,254,637,224.75
  5. Step 5: Solve for x
    x = 748,173,254,637,224.75/29,519,341.19
  6. Step 6: Final answer
    x = 25,345,188.08

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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.