Home / 13,381,343.80-20,072,015.70-4,404,729.40

Finding the Fourth Proportional to 13,381,343.80, 20,072,015.70 and 4,404,729.40

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Solution

The fourth proportional to 13,381,343.80, 20,072,015.70 and 4,404,729.40 is: 6,607,094.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,381,343.80 : 20,072,015.70 = 4,404,729.40 : x
  2. Step 2: Convert to fraction form
    13,381,343.80/20,072,015.70 = 4,404,729.40/x
  3. Step 3: Cross multiply
    13,381,343.80x = 20,072,015.70 × 4,404,729.40
  4. Step 4: Simplify right side
    13,381,343.80x = 88,411,797,671,051.58
  5. Step 5: Solve for x
    x = 88,411,797,671,051.58/13,381,343.80
  6. Step 6: Final answer
    x = 6,607,094.10

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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.