Home / 37,152,002.80-55,728,004.20-19,933,314.40

Finding the Fourth Proportional to 37,152,002.80, 55,728,004.20 and 19,933,314.40

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Solution

The fourth proportional to 37,152,002.80, 55,728,004.20 and 19,933,314.40 is: 29,899,971.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,152,002.80 : 55,728,004.20 = 19,933,314.40 : x
  2. Step 2: Convert to fraction form
    37,152,002.80/55,728,004.20 = 19,933,314.40/x
  3. Step 3: Cross multiply
    37,152,002.80x = 55,728,004.20 × 19,933,314.40
  4. Step 4: Simplify right side
    37,152,002.80x = 1,110,843,828,603,120.50
  5. Step 5: Solve for x
    x = 1,110,843,828,603,120.50/37,152,002.80
  6. Step 6: Final answer
    x = 29,899,971.60

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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.