Home / 69,369,714.02-95,723,228.55-38,424,101.42

Finding the Fourth Proportional to 69,369,714.02, 95,723,228.55 and 38,424,101.42

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Solution

The fourth proportional to 69,369,714.02, 95,723,228.55 and 38,424,101.42 is: 53,021,395.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,369,714.02 : 95,723,228.55 = 38,424,101.42 : x
  2. Step 2: Convert to fraction form
    69,369,714.02/95,723,228.55 = 38,424,101.42/x
  3. Step 3: Cross multiply
    69,369,714.02x = 95,723,228.55 × 38,424,101.42
  4. Step 4: Simplify right side
    69,369,714.02x = 3,678,079,042,438,437.50
  5. Step 5: Solve for x
    x = 3,678,079,042,438,437.50/69,369,714.02
  6. Step 6: Final answer
    x = 53,021,395.49

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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.