Home / 8,435,129.80-11,640,458.13-4,567,650.76

Finding the Fourth Proportional to 8,435,129.80, 11,640,458.13 and 4,567,650.76

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Solution

The fourth proportional to 8,435,129.80, 11,640,458.13 and 4,567,650.76 is: 6,303,346.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,435,129.80 : 11,640,458.13 = 4,567,650.76 : x
  2. Step 2: Convert to fraction form
    8,435,129.80/11,640,458.13 = 4,567,650.76/x
  3. Step 3: Cross multiply
    8,435,129.80x = 11,640,458.13 × 4,567,650.76
  4. Step 4: Simplify right side
    8,435,129.80x = 53,169,547,424,242.68
  5. Step 5: Solve for x
    x = 53,169,547,424,242.68/8,435,129.80
  6. Step 6: Final answer
    x = 6,303,346.68

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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.