Home / 52,977,412.20-79,465,940.25-13,585,622.16

Finding the Fourth Proportional to 52,977,412.20, 79,465,940.25 and 13,585,622.16

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Solution

The fourth proportional to 52,977,412.20, 79,465,940.25 and 13,585,622.16 is: 20,378,387.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,977,412.20 : 79,465,940.25 = 13,585,622.16 : x
  2. Step 2: Convert to fraction form
    52,977,412.20/79,465,940.25 = 13,585,622.16/x
  3. Step 3: Cross multiply
    52,977,412.20x = 79,465,940.25 × 13,585,622.16
  4. Step 4: Simplify right side
    52,977,412.20x = 1,079,594,238,825,636
  5. Step 5: Solve for x
    x = 1,079,594,238,825,636/52,977,412.20
  6. Step 6: Final answer
    x = 20,378,387.58

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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.