Home / 31,617,353.07-43,615,116.56-19,231,234.83

Finding the Fourth Proportional to 31,617,353.07, 43,615,116.56 and 19,231,234.83

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Solution

The fourth proportional to 31,617,353.07, 43,615,116.56 and 19,231,234.83 is: 26,528,866.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,617,353.07 : 43,615,116.56 = 19,231,234.83 : x
  2. Step 2: Convert to fraction form
    31,617,353.07/43,615,116.56 = 19,231,234.83/x
  3. Step 3: Cross multiply
    31,617,353.07x = 43,615,116.56 × 19,231,234.83
  4. Step 4: Simplify right side
    31,617,353.07x = 838,772,548,751,259.75
  5. Step 5: Solve for x
    x = 838,772,548,751,259.75/31,617,353.07
  6. Step 6: Final answer
    x = 26,528,866.82

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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.