Home / 21,758,407.82-32,630,574.95-7,182,052.82

Finding the Fourth Proportional to 21,758,407.82, 32,630,574.95 and 7,182,052.82

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Solution

The fourth proportional to 21,758,407.82, 32,630,574.95 and 7,182,052.82 is: 10,770,756.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,758,407.82 : 32,630,574.95 = 7,182,052.82 : x
  2. Step 2: Convert to fraction form
    21,758,407.82/32,630,574.95 = 7,182,052.82/x
  3. Step 3: Cross multiply
    21,758,407.82x = 32,630,574.95 × 7,182,052.82
  4. Step 4: Simplify right side
    21,758,407.82x = 234,354,512,837,868.88
  5. Step 5: Solve for x
    x = 234,354,512,837,868.88/21,758,407.82
  6. Step 6: Final answer
    x = 10,770,756.52

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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.