Home / 19,928,758.60-29,893,137.90-6,465,586.60

Finding the Fourth Proportional to 19,928,758.60, 29,893,137.90 and 6,465,586.60

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Solution

The fourth proportional to 19,928,758.60, 29,893,137.90 and 6,465,586.60 is: 9,698,379.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,928,758.60 : 29,893,137.90 = 6,465,586.60 : x
  2. Step 2: Convert to fraction form
    19,928,758.60/29,893,137.90 = 6,465,586.60/x
  3. Step 3: Cross multiply
    19,928,758.60x = 29,893,137.90 × 6,465,586.60
  4. Step 4: Simplify right side
    19,928,758.60x = 193,276,671,838,192.12
  5. Step 5: Solve for x
    x = 193,276,671,838,192.12/19,928,758.60
  6. Step 6: Final answer
    x = 9,698,379.90

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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.