Home / 46,656,004.90-69,984,007.35-21,146,836.90

Finding the Fourth Proportional to 46,656,004.90, 69,984,007.35 and 21,146,836.90

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Solution

The fourth proportional to 46,656,004.90, 69,984,007.35 and 21,146,836.90 is: 31,720,255.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,656,004.90 : 69,984,007.35 = 21,146,836.90 : x
  2. Step 2: Convert to fraction form
    46,656,004.90/69,984,007.35 = 21,146,836.90/x
  3. Step 3: Cross multiply
    46,656,004.90x = 69,984,007.35 × 21,146,836.90
  4. Step 4: Simplify right side
    46,656,004.90x = 1,479,940,389,038,851
  5. Step 5: Solve for x
    x = 1,479,940,389,038,851/46,656,004.90
  6. Step 6: Final answer
    x = 31,720,255.35

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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.