Home / 55,633,752.63-76,779,174.76-30,861,926.21

Finding the Fourth Proportional to 55,633,752.63, 76,779,174.76 and 30,861,926.21

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Solution

The fourth proportional to 55,633,752.63, 76,779,174.76 and 30,861,926.21 is: 42,592,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,633,752.63 : 76,779,174.76 = 30,861,926.21 : x
  2. Step 2: Convert to fraction form
    55,633,752.63/76,779,174.76 = 30,861,926.21/x
  3. Step 3: Cross multiply
    55,633,752.63x = 76,779,174.76 × 30,861,926.21
  4. Step 4: Simplify right side
    55,633,752.63x = 2,369,553,226,022,607
  5. Step 5: Solve for x
    x = 2,369,553,226,022,607/55,633,752.63
  6. Step 6: Final answer
    x = 42,592,007.80

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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.