Home / 6,740,981.40-9,301,885.96-3,840,199.44

Finding the Fourth Proportional to 6,740,981.40, 9,301,885.96 and 3,840,199.44

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Solution

The fourth proportional to 6,740,981.40, 9,301,885.96 and 3,840,199.44 is: 5,299,094.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740,981.40 : 9,301,885.96 = 3,840,199.44 : x
  2. Step 2: Convert to fraction form
    6,740,981.40/9,301,885.96 = 3,840,199.44/x
  3. Step 3: Cross multiply
    6,740,981.40x = 9,301,885.96 × 3,840,199.44
  4. Step 4: Simplify right side
    6,740,981.40x = 35,721,097,254,535.87
  5. Step 5: Solve for x
    x = 35,721,097,254,535.87/6,740,981.40
  6. Step 6: Final answer
    x = 5,299,094.47

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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.