Home / 46,570,828.80-69,856,243.20-21,024,076.80

Finding the Fourth Proportional to 46,570,828.80, 69,856,243.20 and 21,024,076.80

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Solution

The fourth proportional to 46,570,828.80, 69,856,243.20 and 21,024,076.80 is: 31,536,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,570,828.80 : 69,856,243.20 = 21,024,076.80 : x
  2. Step 2: Convert to fraction form
    46,570,828.80/69,856,243.20 = 21,024,076.80/x
  3. Step 3: Cross multiply
    46,570,828.80x = 69,856,243.20 × 21,024,076.80
  4. Step 4: Simplify right side
    46,570,828.80x = 1,468,663,021,996,277.75
  5. Step 5: Solve for x
    x = 1,468,663,021,996,277.75/46,570,828.80
  6. Step 6: Final answer
    x = 31,536,115.20

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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.