Home / 37,130,079.77-55,695,043.09-20,948,685.47

Finding the Fourth Proportional to 37,130,079.77, 55,695,043.09 and 20,948,685.47

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Solution

The fourth proportional to 37,130,079.77, 55,695,043.09 and 20,948,685.47 is: 31,422,985.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,130,079.77 : 55,695,043.09 = 20,948,685.47 : x
  2. Step 2: Convert to fraction form
    37,130,079.77/55,695,043.09 = 20,948,685.47/x
  3. Step 3: Cross multiply
    37,130,079.77x = 55,695,043.09 × 20,948,685.47
  4. Step 4: Simplify right side
    37,130,079.77x = 1,166,737,939,930,507
  5. Step 5: Solve for x
    x = 1,166,737,939,930,507/37,130,079.77
  6. Step 6: Final answer
    x = 31,422,985.01

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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.