Home / 55,143,004.60-82,717,617.30-16,805,769.40

Finding the Fourth Proportional to 55,143,004.60, 82,717,617.30 and 16,805,769.40

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Solution

The fourth proportional to 55,143,004.60, 82,717,617.30 and 16,805,769.40 is: 25,209,602.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,143,004.60 : 82,717,617.30 = 16,805,769.40 : x
  2. Step 2: Convert to fraction form
    55,143,004.60/82,717,617.30 = 16,805,769.40/x
  3. Step 3: Cross multiply
    55,143,004.60x = 82,717,617.30 × 16,805,769.40
  4. Step 4: Simplify right side
    55,143,004.60x = 1,390,133,201,661,250.50
  5. Step 5: Solve for x
    x = 1,390,133,201,661,250.50/55,143,004.60
  6. Step 6: Final answer
    x = 25,209,602.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.