Home / 63,209,476.80-87,236,157.06-35,709,176.52

Finding the Fourth Proportional to 63,209,476.80, 87,236,157.06 and 35,709,176.52

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Solution

The fourth proportional to 63,209,476.80, 87,236,157.06 and 35,709,176.52 is: 49,282,662.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,209,476.80 : 87,236,157.06 = 35,709,176.52 : x
  2. Step 2: Convert to fraction form
    63,209,476.80/87,236,157.06 = 35,709,176.52/x
  3. Step 3: Cross multiply
    63,209,476.80x = 87,236,157.06 × 35,709,176.52
  4. Step 4: Simplify right side
    63,209,476.80x = 3,115,131,331,381,984.50
  5. Step 5: Solve for x
    x = 3,115,131,331,381,984.50/63,209,476.80
  6. Step 6: Final answer
    x = 49,282,662.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.