Home / 6,437,627.48-8,891,785.32-4,813,238.70

Finding the Fourth Proportional to 6,437,627.48, 8,891,785.32 and 4,813,238.70

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Solution

The fourth proportional to 6,437,627.48, 8,891,785.32 and 4,813,238.70 is: 6,648,145.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,437,627.48 : 8,891,785.32 = 4,813,238.70 : x
  2. Step 2: Convert to fraction form
    6,437,627.48/8,891,785.32 = 4,813,238.70/x
  3. Step 3: Cross multiply
    6,437,627.48x = 8,891,785.32 × 4,813,238.70
  4. Step 4: Simplify right side
    6,437,627.48x = 42,798,285,214,315.89
  5. Step 5: Solve for x
    x = 42,798,285,214,315.89/6,437,627.48
  6. Step 6: Final answer
    x = 6,648,145.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.