Home / 8,237,254.64-11,354,810.64-5,782,980.56

Finding the Fourth Proportional to 8,237,254.64, 11,354,810.64 and 5,782,980.56

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Solution

The fourth proportional to 8,237,254.64, 11,354,810.64 and 5,782,980.56 is: 7,971,666.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237,254.64 : 11,354,810.64 = 5,782,980.56 : x
  2. Step 2: Convert to fraction form
    8,237,254.64/11,354,810.64 = 5,782,980.56/x
  3. Step 3: Cross multiply
    8,237,254.64x = 11,354,810.64 × 5,782,980.56
  4. Step 4: Simplify right side
    8,237,254.64x = 65,664,649,193,601.16
  5. Step 5: Solve for x
    x = 65,664,649,193,601.16/8,237,254.64
  6. Step 6: Final answer
    x = 7,971,666.78

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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.