Home / 37,183,607.40-51,319,463.40-30,978,814.92

Finding the Fourth Proportional to 37,183,607.40, 51,319,463.40 and 30,978,814.92

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Solution

The fourth proportional to 37,183,607.40, 51,319,463.40 and 30,978,814.92 is: 42,755,834.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,183,607.40 : 51,319,463.40 = 30,978,814.92 : x
  2. Step 2: Convert to fraction form
    37,183,607.40/51,319,463.40 = 30,978,814.92/x
  3. Step 3: Cross multiply
    37,183,607.40x = 51,319,463.40 × 30,978,814.92
  4. Step 4: Simplify right side
    37,183,607.40x = 1,589,816,158,462,314
  5. Step 5: Solve for x
    x = 1,589,816,158,462,314/37,183,607.40
  6. Step 6: Final answer
    x = 42,755,834.35

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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.