Home / 51,793,089.90-77,698,966.05-21,504,014.70

Finding the Fourth Proportional to 51,793,089.90, 77,698,966.05 and 21,504,014.70

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Solution

The fourth proportional to 51,793,089.90, 77,698,966.05 and 21,504,014.70 is: 32,259,896.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,793,089.90 : 77,698,966.05 = 21,504,014.70 : x
  2. Step 2: Convert to fraction form
    51,793,089.90/77,698,966.05 = 21,504,014.70/x
  3. Step 3: Cross multiply
    51,793,089.90x = 77,698,966.05 × 21,504,014.70
  4. Step 4: Simplify right side
    51,793,089.90x = 1,670,839,708,114,000.75
  5. Step 5: Solve for x
    x = 1,670,839,708,114,000.75/51,793,089.90
  6. Step 6: Final answer
    x = 32,259,896.28

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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.