Home / 62,212,797.20-93,319,195.80-39,509,987.60

Finding the Fourth Proportional to 62,212,797.20, 93,319,195.80 and 39,509,987.60

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Solution

The fourth proportional to 62,212,797.20, 93,319,195.80 and 39,509,987.60 is: 59,264,981.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,212,797.20 : 93,319,195.80 = 39,509,987.60 : x
  2. Step 2: Convert to fraction form
    62,212,797.20/93,319,195.80 = 39,509,987.60/x
  3. Step 3: Cross multiply
    62,212,797.20x = 93,319,195.80 × 39,509,987.60
  4. Step 4: Simplify right side
    62,212,797.20x = 3,687,040,268,899,972
  5. Step 5: Solve for x
    x = 3,687,040,268,899,972/62,212,797.20
  6. Step 6: Final answer
    x = 59,264,981.40

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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.