Home / 52,170,869.49-78,271,450.23-21,030,456.02

Finding the Fourth Proportional to 52,170,869.49, 78,271,450.23 and 21,030,456.02

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Solution

The fourth proportional to 52,170,869.49, 78,271,450.23 and 21,030,456.02 is: 31,551,789.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,170,869.49 : 78,271,450.23 = 21,030,456.02 : x
  2. Step 2: Convert to fraction form
    52,170,869.49/78,271,450.23 = 21,030,456.02/x
  3. Step 3: Cross multiply
    52,170,869.49x = 78,271,450.23 × 21,030,456.02
  4. Step 4: Simplify right side
    52,170,869.49x = 1,646,084,291,292,276.75
  5. Step 5: Solve for x
    x = 1,646,084,291,292,276.75/52,170,869.49
  6. Step 6: Final answer
    x = 31,551,789.48

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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.