Home / 39,752,001.20-59,628,001.80-12,825,657.20

Finding the Fourth Proportional to 39,752,001.20, 59,628,001.80 and 12,825,657.20

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Solution

The fourth proportional to 39,752,001.20, 59,628,001.80 and 12,825,657.20 is: 19,238,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,752,001.20 : 59,628,001.80 = 12,825,657.20 : x
  2. Step 2: Convert to fraction form
    39,752,001.20/59,628,001.80 = 12,825,657.20/x
  3. Step 3: Cross multiply
    39,752,001.20x = 59,628,001.80 × 12,825,657.20
  4. Step 4: Simplify right side
    39,752,001.20x = 764,768,310,607,782.88
  5. Step 5: Solve for x
    x = 764,768,310,607,782.88/39,752,001.20
  6. Step 6: Final answer
    x = 19,238,485.80

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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.