Home / 5,170,112.16-7,756,319.52-1,576,158.48

Finding the Fourth Proportional to 5,170,112.16, 7,756,319.52 and 1,576,158.48

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Solution

The fourth proportional to 5,170,112.16, 7,756,319.52 and 1,576,158.48 is: 2,364,588.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170,112.16 : 7,756,319.52 = 1,576,158.48 : x
  2. Step 2: Convert to fraction form
    5,170,112.16/7,756,319.52 = 1,576,158.48/x
  3. Step 3: Cross multiply
    5,170,112.16x = 7,756,319.52 × 1,576,158.48
  4. Step 4: Simplify right side
    5,170,112.16x = 12,225,188,785,037.53
  5. Step 5: Solve for x
    x = 12,225,188,785,037.53/5,170,112.16
  6. Step 6: Final answer
    x = 2,364,588.70

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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.