Home / 16,752,152.40-25,128,228.60-7,168,499.70

Finding the Fourth Proportional to 16,752,152.40, 25,128,228.60 and 7,168,499.70

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Solution

The fourth proportional to 16,752,152.40, 25,128,228.60 and 7,168,499.70 is: 10,752,749.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,752,152.40 : 25,128,228.60 = 7,168,499.70 : x
  2. Step 2: Convert to fraction form
    16,752,152.40/25,128,228.60 = 7,168,499.70/x
  3. Step 3: Cross multiply
    16,752,152.40x = 25,128,228.60 × 7,168,499.70
  4. Step 4: Simplify right side
    16,752,152.40x = 180,131,699,180,631.44
  5. Step 5: Solve for x
    x = 180,131,699,180,631.44/16,752,152.40
  6. Step 6: Final answer
    x = 10,752,749.55

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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.