Home / 36,744,681.52-50,704,364.64-21,275,810.20

Finding the Fourth Proportional to 36,744,681.52, 50,704,364.64 and 21,275,810.20

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Solution

The fourth proportional to 36,744,681.52, 50,704,364.64 and 21,275,810.20 is: 29,358,709.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,744,681.52 : 50,704,364.64 = 21,275,810.20 : x
  2. Step 2: Convert to fraction form
    36,744,681.52/50,704,364.64 = 21,275,810.20/x
  3. Step 3: Cross multiply
    36,744,681.52x = 50,704,364.64 × 21,275,810.20
  4. Step 4: Simplify right side
    36,744,681.52x = 1,078,776,438,392,231.25
  5. Step 5: Solve for x
    x = 1,078,776,438,392,231.25/36,744,681.52
  6. Step 6: Final answer
    x = 29,358,709.72

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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.