Home / 76,152,958.98-114,227,258.46-21,565,415.40

Finding the Fourth Proportional to 76,152,958.98, 114,227,258.46 and 21,565,415.40

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Solution

The fourth proportional to 76,152,958.98, 114,227,258.46 and 21,565,415.40 is: 32,347,505.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,152,958.98 : 114,227,258.46 = 21,565,415.40 : x
  2. Step 2: Convert to fraction form
    76,152,958.98/114,227,258.46 = 21,565,415.40/x
  3. Step 3: Cross multiply
    76,152,958.98x = 114,227,258.46 × 21,565,415.40
  4. Step 4: Simplify right side
    76,152,958.98x = 2,463,358,278,693,064
  5. Step 5: Solve for x
    x = 2,463,358,278,693,064/76,152,958.98
  6. Step 6: Final answer
    x = 32,347,505.75

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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.