Home / 11,700,878.60-17,551,317.90-5,323,586.60

Finding the Fourth Proportional to 11,700,878.60, 17,551,317.90 and 5,323,586.60

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Solution

The fourth proportional to 11,700,878.60, 17,551,317.90 and 5,323,586.60 is: 7,985,379.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700,878.60 : 17,551,317.90 = 5,323,586.60 : x
  2. Step 2: Convert to fraction form
    11,700,878.60/17,551,317.90 = 5,323,586.60/x
  3. Step 3: Cross multiply
    11,700,878.60x = 17,551,317.90 × 5,323,586.60
  4. Step 4: Simplify right side
    11,700,878.60x = 93,435,960,784,780.12
  5. Step 5: Solve for x
    x = 93,435,960,784,780.12/11,700,878.60
  6. Step 6: Final answer
    x = 7,985,379.90

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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.