Home / 51,786,051.60-77,679,077.40-21,552,963.60

Finding the Fourth Proportional to 51,786,051.60, 77,679,077.40 and 21,552,963.60

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Solution

The fourth proportional to 51,786,051.60, 77,679,077.40 and 21,552,963.60 is: 32,329,445.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,786,051.60 : 77,679,077.40 = 21,552,963.60 : x
  2. Step 2: Convert to fraction form
    51,786,051.60/77,679,077.40 = 21,552,963.60/x
  3. Step 3: Cross multiply
    51,786,051.60x = 77,679,077.40 × 21,552,963.60
  4. Step 4: Simplify right side
    51,786,051.60x = 1,674,214,327,683,783
  5. Step 5: Solve for x
    x = 1,674,214,327,683,783/51,786,051.60
  6. Step 6: Final answer
    x = 32,329,445.40

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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.