Home / 14,684,144.40-21,918,429.45-13,601,997.63

Finding the Fourth Proportional to 14,684,144.40, 21,918,429.45 and 13,601,997.63

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Solution

The fourth proportional to 14,684,144.40, 21,918,429.45 and 13,601,997.63 is: 20,303,152.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,684,144.40 : 21,918,429.45 = 13,601,997.63 : x
  2. Step 2: Convert to fraction form
    14,684,144.40/21,918,429.45 = 13,601,997.63/x
  3. Step 3: Cross multiply
    14,684,144.40x = 21,918,429.45 × 13,601,997.63
  4. Step 4: Simplify right side
    14,684,144.40x = 298,134,425,432,222.19
  5. Step 5: Solve for x
    x = 298,134,425,432,222.19/14,684,144.40
  6. Step 6: Final answer
    x = 20,303,152.66

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.