Home / 50,899,263.23-70,238,914.89-28,872,289.79

Finding the Fourth Proportional to 50,899,263.23, 70,238,914.89 and 28,872,289.79

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Solution

The fourth proportional to 50,899,263.23, 70,238,914.89 and 28,872,289.79 is: 39,842,586.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,899,263.23 : 70,238,914.89 = 28,872,289.79 : x
  2. Step 2: Convert to fraction form
    50,899,263.23/70,238,914.89 = 28,872,289.79/x
  3. Step 3: Cross multiply
    50,899,263.23x = 70,238,914.89 × 28,872,289.79
  4. Step 4: Simplify right side
    50,899,263.23x = 2,027,958,304,888,031.50
  5. Step 5: Solve for x
    x = 2,027,958,304,888,031.50/50,899,263.23
  6. Step 6: Final answer
    x = 39,842,586.64

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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.