Home / 43,182,207.38-64,784,655.47-15,518,917.89

Finding the Fourth Proportional to 43,182,207.38, 64,784,655.47 and 15,518,917.89

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Solution

The fourth proportional to 43,182,207.38, 64,784,655.47 and 15,518,917.89 is: 23,282,453.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,182,207.38 : 64,784,655.47 = 15,518,917.89 : x
  2. Step 2: Convert to fraction form
    43,182,207.38/64,784,655.47 = 15,518,917.89/x
  3. Step 3: Cross multiply
    43,182,207.38x = 64,784,655.47 × 15,518,917.89
  4. Step 4: Simplify right side
    43,182,207.38x = 1,005,387,748,809,666.62
  5. Step 5: Solve for x
    x = 1,005,387,748,809,666.62/43,182,207.38
  6. Step 6: Final answer
    x = 23,282,453.81

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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.