Home / 14,657,301.60-21,985,952.40-12,305,839.20

Finding the Fourth Proportional to 14,657,301.60, 21,985,952.40 and 12,305,839.20

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Solution

The fourth proportional to 14,657,301.60, 21,985,952.40 and 12,305,839.20 is: 18,458,758.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,657,301.60 : 21,985,952.40 = 12,305,839.20 : x
  2. Step 2: Convert to fraction form
    14,657,301.60/21,985,952.40 = 12,305,839.20/x
  3. Step 3: Cross multiply
    14,657,301.60x = 21,985,952.40 × 12,305,839.20
  4. Step 4: Simplify right side
    14,657,301.60x = 270,555,594,893,254.03
  5. Step 5: Solve for x
    x = 270,555,594,893,254.03/14,657,301.60
  6. Step 6: Final answer
    x = 18,458,758.80

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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.