Home / 34,130,026.80-51,195,040.20-31,890,538.80

Finding the Fourth Proportional to 34,130,026.80, 51,195,040.20 and 31,890,538.80

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Solution

The fourth proportional to 34,130,026.80, 51,195,040.20 and 31,890,538.80 is: 47,835,808.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,130,026.80 : 51,195,040.20 = 31,890,538.80 : x
  2. Step 2: Convert to fraction form
    34,130,026.80/51,195,040.20 = 31,890,538.80/x
  3. Step 3: Cross multiply
    34,130,026.80x = 51,195,040.20 × 31,890,538.80
  4. Step 4: Simplify right side
    34,130,026.80x = 1,632,637,415,865,660
  5. Step 5: Solve for x
    x = 1,632,637,415,865,660/34,130,026.80
  6. Step 6: Final answer
    x = 47,835,808.20

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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.