Home / 8,698,015.20-13,047,022.80-3,652,946.40

Finding the Fourth Proportional to 8,698,015.20, 13,047,022.80 and 3,652,946.40

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Solution

The fourth proportional to 8,698,015.20, 13,047,022.80 and 3,652,946.40 is: 5,479,419.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,698,015.20 : 13,047,022.80 = 3,652,946.40 : x
  2. Step 2: Convert to fraction form
    8,698,015.20/13,047,022.80 = 3,652,946.40/x
  3. Step 3: Cross multiply
    8,698,015.20x = 13,047,022.80 × 3,652,946.40
  4. Step 4: Simplify right side
    8,698,015.20x = 47,660,074,967,977.92
  5. Step 5: Solve for x
    x = 47,660,074,967,977.92/8,698,015.20
  6. Step 6: Final answer
    x = 5,479,419.60

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Similar ratio
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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.