Home / 57,030,107.76-78,684,353.64-34,980,948.72

Finding the Fourth Proportional to 57,030,107.76, 78,684,353.64 and 34,980,948.72

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Solution

The fourth proportional to 57,030,107.76, 78,684,353.64 and 34,980,948.72 is: 48,263,162.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,030,107.76 : 78,684,353.64 = 34,980,948.72 : x
  2. Step 2: Convert to fraction form
    57,030,107.76/78,684,353.64 = 34,980,948.72/x
  3. Step 3: Cross multiply
    57,030,107.76x = 78,684,353.64 × 34,980,948.72
  4. Step 4: Simplify right side
    57,030,107.76x = 2,752,453,339,747,185.50
  5. Step 5: Solve for x
    x = 2,752,453,339,747,185.50/57,030,107.76
  6. Step 6: Final answer
    x = 48,263,162.18

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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.