Home / 49,486,380-74,240,247.92-14,939,915.60

Finding the Fourth Proportional to 49,486,380, 74,240,247.92 and 14,939,915.60

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Solution

The fourth proportional to 49,486,380, 74,240,247.92 and 14,939,915.60 is: 22,413,097.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,486,380 : 74,240,247.92 = 14,939,915.60 : x
  2. Step 2: Convert to fraction form
    49,486,380/74,240,247.92 = 14,939,915.60/x
  3. Step 3: Cross multiply
    49,486,380x = 74,240,247.92 × 14,939,915.60
  4. Step 4: Simplify right side
    49,486,380x = 1,109,143,038,047,875.50
  5. Step 5: Solve for x
    x = 1,109,143,038,047,875.50/49,486,380
  6. Step 6: Final answer
    x = 22,413,097.06

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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.