Home / 31,382,370.40-47,073,555.60-11,180,322.40

Finding the Fourth Proportional to 31,382,370.40, 47,073,555.60 and 11,180,322.40

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Solution

The fourth proportional to 31,382,370.40, 47,073,555.60 and 11,180,322.40 is: 16,770,483.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,382,370.40 : 47,073,555.60 = 11,180,322.40 : x
  2. Step 2: Convert to fraction form
    31,382,370.40/47,073,555.60 = 11,180,322.40/x
  3. Step 3: Cross multiply
    31,382,370.40x = 47,073,555.60 × 11,180,322.40
  4. Step 4: Simplify right side
    31,382,370.40x = 526,297,528,122,325.50
  5. Step 5: Solve for x
    x = 526,297,528,122,325.50/31,382,370.40
  6. Step 6: Final answer
    x = 16,770,483.60

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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.