Home / 39,752,007.20-59,628,010.80-12,825,663.20

Finding the Fourth Proportional to 39,752,007.20, 59,628,010.80 and 12,825,663.20

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Solution

The fourth proportional to 39,752,007.20, 59,628,010.80 and 12,825,663.20 is: 19,238,494.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,752,007.20 : 59,628,010.80 = 12,825,663.20 : x
  2. Step 2: Convert to fraction form
    39,752,007.20/59,628,010.80 = 12,825,663.20/x
  3. Step 3: Cross multiply
    39,752,007.20x = 59,628,010.80 × 12,825,663.20
  4. Step 4: Simplify right side
    39,752,007.20x = 764,768,783,806,762.50
  5. Step 5: Solve for x
    x = 764,768,783,806,762.50/39,752,007.20
  6. Step 6: Final answer
    x = 19,238,494.80

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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.