Home / 19,085,549.40-28,609,661.70-17,070,010.20

Finding the Fourth Proportional to 19,085,549.40, 28,609,661.70 and 17,070,010.20

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Solution

The fourth proportional to 19,085,549.40, 28,609,661.70 and 17,070,010.20 is: 25,588,323.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,085,549.40 : 28,609,661.70 = 17,070,010.20 : x
  2. Step 2: Convert to fraction form
    19,085,549.40/28,609,661.70 = 17,070,010.20/x
  3. Step 3: Cross multiply
    19,085,549.40x = 28,609,661.70 × 17,070,010.20
  4. Step 4: Simplify right side
    19,085,549.40x = 488,367,217,037,549.31
  5. Step 5: Solve for x
    x = 488,367,217,037,549.31/19,085,549.40
  6. Step 6: Final answer
    x = 25,588,323.75

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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.