Home / 15,449,772-23,169,059.28-6,925,720.80

Finding the Fourth Proportional to 15,449,772, 23,169,059.28 and 6,925,720.80

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Solution

The fourth proportional to 15,449,772, 23,169,059.28 and 6,925,720.80 is: 10,386,071.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,449,772 : 23,169,059.28 = 6,925,720.80 : x
  2. Step 2: Convert to fraction form
    15,449,772/23,169,059.28 = 6,925,720.80/x
  3. Step 3: Cross multiply
    15,449,772x = 23,169,059.28 × 6,925,720.80
  4. Step 4: Simplify right side
    15,449,772x = 160,462,435,771,929.03
  5. Step 5: Solve for x
    x = 160,462,435,771,929.03/15,449,772
  6. Step 6: Final answer
    x = 10,386,071.44

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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.