Home / 34,638,066.40-51,961,765.20-11,925,925.60

Finding the Fourth Proportional to 34,638,066.40, 51,961,765.20 and 11,925,925.60

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Solution

The fourth proportional to 34,638,066.40, 51,961,765.20 and 11,925,925.60 is: 17,890,494.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,638,066.40 : 51,961,765.20 = 11,925,925.60 : x
  2. Step 2: Convert to fraction form
    34,638,066.40/51,961,765.20 = 11,925,925.60/x
  3. Step 3: Cross multiply
    34,638,066.40x = 51,961,765.20 × 11,925,925.60
  4. Step 4: Simplify right side
    34,638,066.40x = 619,692,145,819,869.12
  5. Step 5: Solve for x
    x = 619,692,145,819,869.12/34,638,066.40
  6. Step 6: Final answer
    x = 17,890,494.77

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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.