Home / 58,043,879.17-87,038,914.20-21,642,495.72

Finding the Fourth Proportional to 58,043,879.17, 87,038,914.20 and 21,642,495.72

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Solution

The fourth proportional to 58,043,879.17, 87,038,914.20 and 21,642,495.72 is: 32,453,711.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,043,879.17 : 87,038,914.20 = 21,642,495.72 : x
  2. Step 2: Convert to fraction form
    58,043,879.17/87,038,914.20 = 21,642,495.72/x
  3. Step 3: Cross multiply
    58,043,879.17x = 87,038,914.20 × 21,642,495.72
  4. Step 4: Simplify right side
    58,043,879.17x = 1,883,739,327,639,392
  5. Step 5: Solve for x
    x = 1,883,739,327,639,392/58,043,879.17
  6. Step 6: Final answer
    x = 32,453,711.82

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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.