Home / 34,746,065.10-47,929,648.38-21,670,623.54

Finding the Fourth Proportional to 34,746,065.10, 47,929,648.38 and 21,670,623.54

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Solution

The fourth proportional to 34,746,065.10, 47,929,648.38 and 21,670,623.54 is: 29,893,035.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,746,065.10 : 47,929,648.38 = 21,670,623.54 : x
  2. Step 2: Convert to fraction form
    34,746,065.10/47,929,648.38 = 21,670,623.54/x
  3. Step 3: Cross multiply
    34,746,065.10x = 47,929,648.38 × 21,670,623.54
  4. Step 4: Simplify right side
    34,746,065.10x = 1,038,665,366,447,550.88
  5. Step 5: Solve for x
    x = 1,038,665,366,447,550.88/34,746,065.10
  6. Step 6: Final answer
    x = 29,893,035.76

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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.