Home / 56,938,699.34-85,390,384.44-20,542,358.24

Finding the Fourth Proportional to 56,938,699.34, 85,390,384.44 and 20,542,358.24

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Solution

The fourth proportional to 56,938,699.34, 85,390,384.44 and 20,542,358.24 is: 30,807,164.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,938,699.34 : 85,390,384.44 = 20,542,358.24 : x
  2. Step 2: Convert to fraction form
    56,938,699.34/85,390,384.44 = 20,542,358.24/x
  3. Step 3: Cross multiply
    56,938,699.34x = 85,390,384.44 × 20,542,358.24
  4. Step 4: Simplify right side
    56,938,699.34x = 1,754,119,867,417,801.50
  5. Step 5: Solve for x
    x = 1,754,119,867,417,801.50/56,938,699.34
  6. Step 6: Final answer
    x = 30,807,164.33

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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.