Home / 20,087,253.48-27,694,391-13,010,255.40

Finding the Fourth Proportional to 20,087,253.48, 27,694,391 and 13,010,255.40

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Solution

The fourth proportional to 20,087,253.48, 27,694,391 and 13,010,255.40 is: 17,937,300.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,087,253.48 : 27,694,391 = 13,010,255.40 : x
  2. Step 2: Convert to fraction form
    20,087,253.48/27,694,391 = 13,010,255.40/x
  3. Step 3: Cross multiply
    20,087,253.48x = 27,694,391 × 13,010,255.40
  4. Step 4: Simplify right side
    20,087,253.48x = 360,311,100,057,461.44
  5. Step 5: Solve for x
    x = 360,311,100,057,461.44/20,087,253.48
  6. Step 6: Final answer
    x = 17,937,300.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.