Home / 49,786,631.70-74,679,947.55-43,814,663.70

Finding the Fourth Proportional to 49,786,631.70, 74,679,947.55 and 43,814,663.70

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Solution

The fourth proportional to 49,786,631.70, 74,679,947.55 and 43,814,663.70 is: 65,721,995.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,786,631.70 : 74,679,947.55 = 43,814,663.70 : x
  2. Step 2: Convert to fraction form
    49,786,631.70/74,679,947.55 = 43,814,663.70/x
  3. Step 3: Cross multiply
    49,786,631.70x = 74,679,947.55 × 43,814,663.70
  4. Step 4: Simplify right side
    49,786,631.70x = 3,272,076,787,036,889
  5. Step 5: Solve for x
    x = 3,272,076,787,036,889/49,786,631.70
  6. Step 6: Final answer
    x = 65,721,995.55

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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.