Home / 31,713,903.40-47,570,855.10-28,060,738.60

Finding the Fourth Proportional to 31,713,903.40, 47,570,855.10 and 28,060,738.60

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Solution

The fourth proportional to 31,713,903.40, 47,570,855.10 and 28,060,738.60 is: 42,091,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,713,903.40 : 47,570,855.10 = 28,060,738.60 : x
  2. Step 2: Convert to fraction form
    31,713,903.40/47,570,855.10 = 28,060,738.60/x
  3. Step 3: Cross multiply
    31,713,903.40x = 47,570,855.10 × 28,060,738.60
  4. Step 4: Simplify right side
    31,713,903.40x = 1,334,873,329,939,577
  5. Step 5: Solve for x
    x = 1,334,873,329,939,577/31,713,903.40
  6. Step 6: Final answer
    x = 42,091,107.90

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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.