Home / 12,565,432.51-18,837,353.80-4,367,009.54

Finding the Fourth Proportional to 12,565,432.51, 18,837,353.80 and 4,367,009.54

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Solution

The fourth proportional to 12,565,432.51, 18,837,353.80 and 4,367,009.54 is: 6,546,762.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,565,432.51 : 18,837,353.80 = 4,367,009.54 : x
  2. Step 2: Convert to fraction form
    12,565,432.51/18,837,353.80 = 4,367,009.54/x
  3. Step 3: Cross multiply
    12,565,432.51x = 18,837,353.80 × 4,367,009.54
  4. Step 4: Simplify right side
    12,565,432.51x = 82,262,903,752,955.25
  5. Step 5: Solve for x
    x = 82,262,903,752,955.25/12,565,432.51
  6. Step 6: Final answer
    x = 6,546,762.61

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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.