Home / 27,150,345.60-40,725,518.40-7,983,040.20

Finding the Fourth Proportional to 27,150,345.60, 40,725,518.40 and 7,983,040.20

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Solution

The fourth proportional to 27,150,345.60, 40,725,518.40 and 7,983,040.20 is: 11,974,560.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,150,345.60 : 40,725,518.40 = 7,983,040.20 : x
  2. Step 2: Convert to fraction form
    27,150,345.60/40,725,518.40 = 7,983,040.20/x
  3. Step 3: Cross multiply
    27,150,345.60x = 40,725,518.40 × 7,983,040.20
  4. Step 4: Simplify right side
    27,150,345.60x = 325,113,450,553,039.69
  5. Step 5: Solve for x
    x = 325,113,450,553,039.69/27,150,345.60
  6. Step 6: Final answer
    x = 11,974,560.30

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1.5x scale

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.