Home / 37,811,216.16-52,179,212.40-20,641,808.16

Finding the Fourth Proportional to 37,811,216.16, 52,179,212.40 and 20,641,808.16

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Solution

The fourth proportional to 37,811,216.16, 52,179,212.40 and 20,641,808.16 is: 28,485,550.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,811,216.16 : 52,179,212.40 = 20,641,808.16 : x
  2. Step 2: Convert to fraction form
    37,811,216.16/52,179,212.40 = 20,641,808.16/x
  3. Step 3: Cross multiply
    37,811,216.16x = 52,179,212.40 × 20,641,808.16
  4. Step 4: Simplify right side
    37,811,216.16x = 1,077,073,292,300,693.12
  5. Step 5: Solve for x
    x = 1,077,073,292,300,693.12/37,811,216.16
  6. Step 6: Final answer
    x = 28,485,550.10

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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.