Home / 17,178,140.40-25,767,210.60-5,210,876.40

Finding the Fourth Proportional to 17,178,140.40, 25,767,210.60 and 5,210,876.40

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Solution

The fourth proportional to 17,178,140.40, 25,767,210.60 and 5,210,876.40 is: 7,816,314.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,178,140.40 : 25,767,210.60 = 5,210,876.40 : x
  2. Step 2: Convert to fraction form
    17,178,140.40/25,767,210.60 = 5,210,876.40/x
  3. Step 3: Cross multiply
    17,178,140.40x = 25,767,210.60 × 5,210,876.40
  4. Step 4: Simplify right side
    17,178,140.40x = 134,269,749,609,369.86
  5. Step 5: Solve for x
    x = 134,269,749,609,369.86/17,178,140.40
  6. Step 6: Final answer
    x = 7,816,314.60

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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.