Home / 27,127,365.40-40,682,931.90-8,928,201.16

Finding the Fourth Proportional to 27,127,365.40, 40,682,931.90 and 8,928,201.16

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Solution

The fourth proportional to 27,127,365.40, 40,682,931.90 and 8,928,201.16 is: 13,389,630.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,127,365.40 : 40,682,931.90 = 8,928,201.16 : x
  2. Step 2: Convert to fraction form
    27,127,365.40/40,682,931.90 = 8,928,201.16/x
  3. Step 3: Cross multiply
    27,127,365.40x = 40,682,931.90 × 8,928,201.16
  4. Step 4: Simplify right side
    27,127,365.40x = 363,225,399,781,781
  5. Step 5: Solve for x
    x = 363,225,399,781,781/27,127,365.40
  6. Step 6: Final answer
    x = 13,389,630.52

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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.