Home / 56,742,260.85-85,113,391.28-39,423,553.65

Finding the Fourth Proportional to 56,742,260.85, 85,113,391.28 and 39,423,553.65

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Solution

The fourth proportional to 56,742,260.85, 85,113,391.28 and 39,423,553.65 is: 59,135,330.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,742,260.85 : 85,113,391.28 = 39,423,553.65 : x
  2. Step 2: Convert to fraction form
    56,742,260.85/85,113,391.28 = 39,423,553.65/x
  3. Step 3: Cross multiply
    56,742,260.85x = 85,113,391.28 × 39,423,553.65
  4. Step 4: Simplify right side
    56,742,260.85x = 3,355,472,347,263,404.50
  5. Step 5: Solve for x
    x = 3,355,472,347,263,404.50/56,742,260.85
  6. Step 6: Final answer
    x = 59,135,330.48

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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.