Home / 38,340,480.78-52,909,817.40-22,665,154.86

Finding the Fourth Proportional to 38,340,480.78, 52,909,817.40 and 22,665,154.86

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Solution

The fourth proportional to 38,340,480.78, 52,909,817.40 and 22,665,154.86 is: 31,277,886.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,340,480.78 : 52,909,817.40 = 22,665,154.86 : x
  2. Step 2: Convert to fraction form
    38,340,480.78/52,909,817.40 = 22,665,154.86/x
  3. Step 3: Cross multiply
    38,340,480.78x = 52,909,817.40 × 22,665,154.86
  4. Step 4: Simplify right side
    38,340,480.78x = 1,199,209,204,985,322.50
  5. Step 5: Solve for x
    x = 1,199,209,204,985,322.50/38,340,480.78
  6. Step 6: Final answer
    x = 31,277,886.47

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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.