Home / 43,182,222.76-64,784,678.52-15,518,933.28

Finding the Fourth Proportional to 43,182,222.76, 64,784,678.52 and 15,518,933.28

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Solution

The fourth proportional to 43,182,222.76, 64,784,678.52 and 15,518,933.28 is: 23,282,476.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,182,222.76 : 64,784,678.52 = 15,518,933.28 : x
  2. Step 2: Convert to fraction form
    43,182,222.76/64,784,678.52 = 15,518,933.28/x
  3. Step 3: Cross multiply
    43,182,222.76x = 64,784,678.52 × 15,518,933.28
  4. Step 4: Simplify right side
    43,182,222.76x = 1,005,389,103,518,129.12
  5. Step 5: Solve for x
    x = 1,005,389,103,518,129.12/43,182,222.76
  6. Step 6: Final answer
    x = 23,282,476.89

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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.