Home / 6,429,107.03-8,872,712.06-3,528,989.10

Finding the Fourth Proportional to 6,429,107.03, 8,872,712.06 and 3,528,989.10

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Solution

The fourth proportional to 6,429,107.03, 8,872,712.06 and 3,528,989.10 is: 4,870,303.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429,107.03 : 8,872,712.06 = 3,528,989.10 : x
  2. Step 2: Convert to fraction form
    6,429,107.03/8,872,712.06 = 3,528,989.10/x
  3. Step 3: Cross multiply
    6,429,107.03x = 8,872,712.06 × 3,528,989.10
  4. Step 4: Simplify right side
    6,429,107.03x = 31,311,704,129,533.60
  5. Step 5: Solve for x
    x = 31,311,704,129,533.60/6,429,107.03
  6. Step 6: Final answer
    x = 4,870,303.76

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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.