Home / 15,119,620.40-22,679,430.60-5,531,812.40

Finding the Fourth Proportional to 15,119,620.40, 22,679,430.60 and 5,531,812.40

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Solution

The fourth proportional to 15,119,620.40, 22,679,430.60 and 5,531,812.40 is: 8,297,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,119,620.40 : 22,679,430.60 = 5,531,812.40 : x
  2. Step 2: Convert to fraction form
    15,119,620.40/22,679,430.60 = 5,531,812.40/x
  3. Step 3: Cross multiply
    15,119,620.40x = 22,679,430.60 × 5,531,812.40
  4. Step 4: Simplify right side
    15,119,620.40x = 125,458,355,418,019.45
  5. Step 5: Solve for x
    x = 125,458,355,418,019.45/15,119,620.40
  6. Step 6: Final answer
    x = 8,297,718.60

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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.