Home / 21,550,416.96-29,740,271.13-12,257,748.27

Finding the Fourth Proportional to 21,550,416.96, 29,740,271.13 and 12,257,748.27

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Solution

The fourth proportional to 21,550,416.96, 29,740,271.13 and 12,257,748.27 is: 16,916,088.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,550,416.96 : 29,740,271.13 = 12,257,748.27 : x
  2. Step 2: Convert to fraction form
    21,550,416.96/29,740,271.13 = 12,257,748.27/x
  3. Step 3: Cross multiply
    21,550,416.96x = 29,740,271.13 × 12,257,748.27
  4. Step 4: Simplify right side
    21,550,416.96x = 364,548,756,993,088.44
  5. Step 5: Solve for x
    x = 364,548,756,993,088.44/21,550,416.96
  6. Step 6: Final answer
    x = 16,916,088.34

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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.