Home / 9,934,280.32-13,699,099.36-8,302,078.48

Finding the Fourth Proportional to 9,934,280.32, 13,699,099.36 and 8,302,078.48

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Solution

The fourth proportional to 9,934,280.32, 13,699,099.36 and 8,302,078.48 is: 11,448,337.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,934,280.32 : 13,699,099.36 = 8,302,078.48 : x
  2. Step 2: Convert to fraction form
    9,934,280.32/13,699,099.36 = 8,302,078.48/x
  3. Step 3: Cross multiply
    9,934,280.32x = 13,699,099.36 × 8,302,078.48
  4. Step 4: Simplify right side
    9,934,280.32x = 113,730,997,992,037.78
  5. Step 5: Solve for x
    x = 113,730,997,992,037.78/9,934,280.32
  6. Step 6: Final answer
    x = 11,448,337.91

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1.5x scale

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.