Home / 31,130,830.80-46,696,246.20-30,652,533.90

Finding the Fourth Proportional to 31,130,830.80, 46,696,246.20 and 30,652,533.90

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Solution

The fourth proportional to 31,130,830.80, 46,696,246.20 and 30,652,533.90 is: 45,978,800.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,130,830.80 : 46,696,246.20 = 30,652,533.90 : x
  2. Step 2: Convert to fraction form
    31,130,830.80/46,696,246.20 = 30,652,533.90/x
  3. Step 3: Cross multiply
    31,130,830.80x = 46,696,246.20 × 30,652,533.90
  4. Step 4: Simplify right side
    31,130,830.80x = 1,431,358,269,648,246.25
  5. Step 5: Solve for x
    x = 1,431,358,269,648,246.25/31,130,830.80
  6. Step 6: Final answer
    x = 45,978,800.85

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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.