Home / 12,475,917.08-17,209,580.60-7,510,904.92

Finding the Fourth Proportional to 12,475,917.08, 17,209,580.60 and 7,510,904.92

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Solution

The fourth proportional to 12,475,917.08, 17,209,580.60 and 7,510,904.92 is: 10,360,723.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,475,917.08 : 17,209,580.60 = 7,510,904.92 : x
  2. Step 2: Convert to fraction form
    12,475,917.08/17,209,580.60 = 7,510,904.92/x
  3. Step 3: Cross multiply
    12,475,917.08x = 17,209,580.60 × 7,510,904.92
  4. Step 4: Simplify right side
    12,475,917.08x = 129,259,523,575,429.86
  5. Step 5: Solve for x
    x = 129,259,523,575,429.86/12,475,917.08
  6. Step 6: Final answer
    x = 10,360,723.21

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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.