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Finding the Fourth Proportional to 4,870,860.20, 6,834,134.20 and 4,870,860.20

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Solution

The fourth proportional to 4,870,860.20, 6,834,134.20 and 4,870,860.20 is: 6,834,134.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870,860.20 : 6,834,134.20 = 4,870,860.20 : x
  2. Step 2: Convert to fraction form
    4,870,860.20/6,834,134.20 = 4,870,860.20/x
  3. Step 3: Cross multiply
    4,870,860.20x = 6,834,134.20 × 4,870,860.20
  4. Step 4: Simplify right side
    4,870,860.20x = 33,288,112,276,238.84
  5. Step 5: Solve for x
    x = 33,288,112,276,238.84/4,870,860.20
  6. Step 6: Final answer
    x = 6,834,134.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.