Home / 14,086,111.40-21,129,167.10-10,893,528.80

Finding the Fourth Proportional to 14,086,111.40, 21,129,167.10 and 10,893,528.80

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Solution

The fourth proportional to 14,086,111.40, 21,129,167.10 and 10,893,528.80 is: 16,340,293.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,086,111.40 : 21,129,167.10 = 10,893,528.80 : x
  2. Step 2: Convert to fraction form
    14,086,111.40/21,129,167.10 = 10,893,528.80/x
  3. Step 3: Cross multiply
    14,086,111.40x = 21,129,167.10 × 10,893,528.80
  4. Step 4: Simplify right side
    14,086,111.40x = 230,171,190,323,862.50
  5. Step 5: Solve for x
    x = 230,171,190,323,862.50/14,086,111.40
  6. Step 6: Final answer
    x = 16,340,293.20

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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.