Home / 58,259,825.20-87,389,737.80-21,868,145.20

Finding the Fourth Proportional to 58,259,825.20, 87,389,737.80 and 21,868,145.20

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Solution

The fourth proportional to 58,259,825.20, 87,389,737.80 and 21,868,145.20 is: 32,802,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,259,825.20 : 87,389,737.80 = 21,868,145.20 : x
  2. Step 2: Convert to fraction form
    58,259,825.20/87,389,737.80 = 21,868,145.20/x
  3. Step 3: Cross multiply
    58,259,825.20x = 87,389,737.80 × 21,868,145.20
  4. Step 4: Simplify right side
    58,259,825.20x = 1,911,051,475,200,328.50
  5. Step 5: Solve for x
    x = 1,911,051,475,200,328.50/58,259,825.20
  6. Step 6: Final answer
    x = 32,802,217.80

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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.