Home / 57,256,412.70-85,828,631.85-51,209,795.10

Finding the Fourth Proportional to 57,256,412.70, 85,828,631.85 and 51,209,795.10

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Solution

The fourth proportional to 57,256,412.70, 85,828,631.85 and 51,209,795.10 is: 76,764,618.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,256,412.70 : 85,828,631.85 = 51,209,795.10 : x
  2. Step 2: Convert to fraction form
    57,256,412.70/85,828,631.85 = 51,209,795.10/x
  3. Step 3: Cross multiply
    57,256,412.70x = 85,828,631.85 × 51,209,795.10
  4. Step 4: Simplify right side
    57,256,412.70x = 4,395,266,650,751,834
  5. Step 5: Solve for x
    x = 4,395,266,650,751,834/57,256,412.70
  6. Step 6: Final answer
    x = 76,764,618.03

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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.