Home / 17,465,150.40-26,172,842.40-12,880,420.80

Finding the Fourth Proportional to 17,465,150.40, 26,172,842.40 and 12,880,420.80

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Solution

The fourth proportional to 17,465,150.40, 26,172,842.40 and 12,880,420.80 is: 19,302,280.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,465,150.40 : 26,172,842.40 = 12,880,420.80 : x
  2. Step 2: Convert to fraction form
    17,465,150.40/26,172,842.40 = 12,880,420.80/x
  3. Step 3: Cross multiply
    17,465,150.40x = 26,172,842.40 × 12,880,420.80
  4. Step 4: Simplify right side
    17,465,150.40x = 337,117,223,644,081.94
  5. Step 5: Solve for x
    x = 337,117,223,644,081.94/17,465,150.40
  6. Step 6: Final answer
    x = 19,302,280.02

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1.5x scale

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.