Home / 38,686,643.64-58,027,865.46-11,758,200.12

Finding the Fourth Proportional to 38,686,643.64, 58,027,865.46 and 11,758,200.12

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Solution

The fourth proportional to 38,686,643.64, 58,027,865.46 and 11,758,200.12 is: 17,636,661.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,686,643.64 : 58,027,865.46 = 11,758,200.12 : x
  2. Step 2: Convert to fraction form
    38,686,643.64/58,027,865.46 = 11,758,200.12/x
  3. Step 3: Cross multiply
    38,686,643.64x = 58,027,865.46 × 11,758,200.12
  4. Step 4: Simplify right side
    38,686,643.64x = 682,303,254,615,115.88
  5. Step 5: Solve for x
    x = 682,303,254,615,115.88/38,686,643.64
  6. Step 6: Final answer
    x = 17,636,661.92

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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.